内容正文:
Unit 11 How was your school trip? Section B 2a-2c(Reading&Writing) HITTH Hi, I,m Toby took photos & cool had a picnic & happy swam in the sea & hard Free talk: 1.What did you usually do on a trip? 2.How was your feeling? went to the zoo & great climbed a mountain & tired went to a party & exciting Do the following words describe good things or bad things? Put a√for good and for bad . Leave a blank if they can mean both. _interesting _ difficult _lovely _slow _exciting _boring _ cool _ hot _lucky _large _ expensive _ terrible _delicious _ great _ cheap _ fast 2a Can you list any more discription words? Guess: 1.What do I like doing for my vacation ? 2.And what did I do last weekend? Look and listen carefully and pay attention to “How did I get there?” “What activities did I do” “How was my feeling about that activity?” Did Helen /Jim like the school trip? Tip 1: Pictures can help you to predict. Predict Pre-reading Helen’s Jim’s ? unhappy Pre-reading Happy Listen and finish 2b 1. Did Helen and Jim go on the same trip? 2. How do they feel about the trip? 2b Yes, Helen and Jim went on the same trip. Helen thought the trip was great, but Jim didn’t like the trip at all. Read Helen’s and Jim’s diary entries and answer the questions. When Where How June 15th science museum by train Skim and fill the chart. Skimming Tip 1: The first or the last sentence usually tells us the main idea. same trip has different feelings? Today I went on _. All in all, _. a school trip- visited the science museum saw...along the way-fast I learned… I didn’t know... The guide… I took… interesting bought...for... weren't expensive it was an exciting day at the museum on the train in the gift shop Skimming complete the mind map 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 10 Careful reading trip when How where feelings who Helen June 15st museum by train excited what(activities) 1.learned a lot 2.made a model robot 3.took photos 4.went to the gift shop 5.bought some lovely gifts trip when where who why feelings Jim June 15st museum 1.not interested in robots 2difficult to take photos 3.couldn’t really see or hear the guide 5.things are expensive terrible Careful reading Complete the chart. How do Helen and Jim describe these things? Helen Jim the trip the train the museum the gift shop and gifts exciting fast interesting lovely, cheap terrible slow big, boring, dark, too many people so expensive 2c Retelling Group work: summarize the structure of a diary entry about school trips. Date: June 15th Today I went … / I think today’s school trip… I went …by train / took the train to … First, … Then, … After that, … All in all, … Date: June 15th I think today’s school trip…I took the train to … ,It was....... The museum was.... and... .... was about... and I’m not..... That.The rooms were...and... and it was...to...,so I didn’t take any.There were...and I ......see or hear.... The things in.......were....... I din’t How to write a trip diary? Date/ Day/weather Body (正文): June 15th, 2012 Friday Sunny place: We visited the science museum... activities: I took a lot of photos,and so on. feelings: It was so cool! Simple Past Tense A trip Who Where How What (did & saw) Feelings You can add(添加): Weather, people and so on Mind-map When Homework Level 1 1.Try to remember the descripion words or phrases in 2a. 2.Underline the words, phrases and sentences that you don’t understand. 3.List some advice about how to be good travelers Level 2 1.Give some advice about befor going on a trip. 2.Try to retell one of the story to your classmates. 3.Write a passge about one of your trips. Life is a trip ,and enjoy it {"gameID":"4fzxsobx6a200000000","gameIdServer":null,"gameVersion":"v1.6.0","name":"2a 褒义的形容词打钩,贬义的打叉","bgmOnoff":true,"theme":"castle","customizeBg":"","value":{"titleL":"褒义词","titleR":"贬义","itemsL":["interesting","lovely","exciting","cool","lucky","delicious","great"],"itemsR":["boring","hot","expensive","terrible"]},"from":"ppt","pageType":"add","isLogin":true} dist/favicon.ico dist/index.html We're sorry but teach-prepare-web doesn't work properly without JavaScript enabled. Please enable it to continue. dist/static/agora-rtm-sdk.js /* @preserve AgoraRTM Web SDK 1.4.3-203 - commit: v1.4.3-17-g1e27aa38 Copyright (C) 2018-2021 Agora Lab. This file is licensed under the AGORA, INC. SDK LICENSE AGREEMENT A copy of this license may be found at https://www.agora.io/en/sdk-license-agreement/ */ "use strict";!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?module.exports=t():"function"==typeof define&&define.amd?define(t):(e="undefined"!=typeof globalThis?globalThis:e||self).AgoraRTM=t()}(this,(function(){function be(e,t){var n=Object.keys(e);if(Object.getOwnPropertySymbols){var r=Object.getOwnPropertySymbols(e);t&&(r=r.filter((function(t){return Object.getOwnPropertyDescriptor(e,t).enumerable}))),n.push.apply(n,r)}return n}function ua(e){for(var t=1;t<arguments.length;t++){var n=null!=arguments[t]?arguments[t]:{};t%2?be(Object(n),!0).forEach((function(t){m(e,t,n[t])})):Object.getOwnPropertyDescriptors?Object.defineProperties(e,Object.getOwnPropertyDescriptors(n)):be(Object(n)).forEach((function(t){Object.defineProperty(e,t,Object.getOwnPropertyDescriptor(n,t))}))}return e}function X(e){return(X="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}function sl(e,t,n,r,i,o,a){try{var s=e[o](a),u=s.value}catch(e){return void n(e)}s.done?t(u):Promise.resolve(u).then(r,i)}function J(e){return function(){var t=this,n=arguments;return new Promise((function(r,i){function o(e){sl(s,r,i,o,a,"next",e)}function a(e){sl(s,r,i,o,a,"throw",e)}var s=e.apply(t,n);o(void 0)}))}}function W(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}function tl(e,t){for(var n=0;n<t.length;n++){var r=t[n];r.enumerable=r.enumerable||!1,r.configurable=!0,"value"in r&&(r.writable=!0),Object.defineProperty(e,r.key,r)}}function Ha(e,t,n){return t&&tl(e.prototype,t),n&&tl(e,n),e}function m(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function la(e,t){if("function"!=typeof t&&null!==t)throw new TypeError("Super expression must either be null or a function");e.prototype=Object.create(t&&t.prototype,{constructor:{value:e,writable:!0,configurable:!0}}),t&&df(e,t)}function wd(e){return(wd=Object.setPrototypeOf?Object.getPrototypeOf:function(e){return e._proto_||Object.getPrototypeOf(e)})(e)}function df(e,t){return(df=Object.setPrototypeOf||function(e,t){return e._proto_=t,e})(e,t)}function ul(){if("undefined"==typeof Reflect||!Reflect.construct||Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}function Sh(e,t,n){return(Sh=ul()?Reflect.construct:function(e,t,n){var r=[null];return r.push.apply(r,t),e=new(Function.bind.apply(e,r)),n&&df(e,n.prototype),e}).apply(null,arguments)}function ef(e){var t="function"==typeof Map?new Map:void 0;return(ef=function(e){function n(){return Sh(e,arguments,wd(this).constructor)}if(null===e||-1===Function.toString.call(e).indexOf("[native code]"))return e;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return t.get(e);t.set(e,n)}return n.prototype=Object.create(e.prototype,{constructor:{value:n,enumerable:!1,writable:!0,configurable:!0}}),df(n,e)})(e)}function ff(e,t){if(null==e)return{};if(null==e)var n={};else{n={};var r,i=Object.keys(e);for(r=0;r<i.length;r++){var o=i[r];0<=t.indexOf(o)||(n[o]=e[o])}}if(Object.getOwnPropertySymbols)for(r=Object.getOwnPropertySymbols(e),o=0;o<r.length;o++)i=r[o],0<=t.indexOf(i)||Object.prototype.propertyIsEnumerable.call(e,i)&&(n[i]=e[i]);return n}function n(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}function ma(e){var t=ul();return function(){var r=wd(e);if(t){var i=wd(this).constructor;r=Reflect.construct(r,arguments,i)}else r=r.apply(this,arguments);return r=!r||"object"!=typeof r&&"function"!=typeof r?n(this):r}}function Th(e,t,n){return(Th="undefined"!=typeof Reflect&&Reflect.get?Reflect.get:function(e,t,n){for(;!Object.prototype.hasOwnProperty.call(e,t)&&null!==(e=wd(e)););if(e)return(t=Object.getOwnPropertyDescriptor(e,t)).get?t.get.call(n):t.value})(e,t,n||e)}function ra(e,t){var n=Array.isArray(e)?e:void 0;if(!n)if(null==(n=e&&("undefined"!=typeof Symbol&&e[Symbol.iterator]||e["@@iterator"])))n=void 0;else{var r,i=[],o=!0,a=!1;try{for(n=n.call(e);!(o=(r=n.next()).done)&&(i.push(r.value),!t||i.length!==t);o=!0);}catch(e){a=!0;var s=e}finally{try{o||null==n.return||n.return()}finally{if(a)throw s}}n=i}if(!(e=n||vl(e,t)))throw new TypeError("Invalid attempt to destructure non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.");return e}function G(e){var t=Array.isArray(e)?Uh(e):void 0;if(t||(t="undefined"!=typeof Symbol&&null!=e[Symbol.iterator]||null!=e["@@iterator"]?Array.from(e):void 0),!(e=t||vl(e)))throw new TypeError("Invalid attempt to spread non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.");return e}function vl(e,t){if(e){if("string"==typeof e)return Uh(e,t);var n=Object.prototype.toString.call(e).slice(8,-1);if("Object"===n&&e.constructor&&(n=e.constructor.name),"Map"===n||"Set"===n)return Array.from(e);if("Arguments"===n||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n))return Uh(e,t)}}function Uh(e,t){(null==t||t>e.length)&&(t=e.length);for(var n=0,r=Array(t);n<t;n++)r[n]=e[n];return r}function fa(e,t,n,r,i){var o={};return Object.keys(r).forEach((function(e){o[e]=r[e]})),o.enumerable=!!o.enumerable,o.configurable=!!o.configurable,("value"in o||o.initializer)&&(o.writable=!0),o=n.slice().reverse().reduce((function(n,r){return r(e,t,n)||n}),o),i&&void 0!==o.initializer&&(o.value=o.initializer?o.initializer.call(i):void 0,o.initializer=void 0),void 0===o.initializer&&(Object.defineProperty(e,t,o),o=null),o}function $a(e){var t={exports:{}};return e(t,t.exports),t.exports}function wl(e,t){var n,r=3>arguments.length?e:arguments[2];return va(e)===r?e[t]:(n=Fb.f(e,t))?Q(n,"value")?n.value:void 0===n.get?void 0:n.get.call(r):ha(n=Vb(e))?wl(n,t,r):void 0}function rs(e){var t=e.charCodeAt(0)<<24,n=0|ss(~t),r=0,i=0|e.length,o="";if(5>n&&i>=n){for(t=t<<n>>>24+n,r=1;r<n;r=r+1|0)t=t<<6|63&e.charCodeAt(r);65535>=t?o+=xd(t):1114111>=t?o+=xd(55296+((t=t-65536|0)>>10)|0,56320+(1023&t)|0):r=0}for(;r<i;r=r+1|0)o+="�";return o}function xl(){}function ts(e){var t=0|e.charCodeAt(0);if(55296<=t&&56319>=t){var n=0|e.charCodeAt(1);if(!(n==n&&56320<=n&&57343>=n))return xd(239,191,189);if(65535<(t=(t-55296<<10)+n-56320+65536|0))return xd(240|t>>>18,128|t>>>12&63,128|t>>>6&63,128|63&t)}return 127>=t?e:2047>=t?xd(192|t>>>6,128|63&t):xd(224|t>>>12,128|t>>>6&63,128|63&t)}function yl(){}function ea(){ea.init.call(this)}function ng(e){if("function"!=typeof e)throw new TypeError('The "listener" argument must be of type Function. Received type '+X(e))}function zl(e,t,n,r){ng(n);var i=e._events;if(void 0===i)i=e._events=Object.create(null),e._eventsCount=0;else{void 0!==i.newListener&&(e.emit("newListener",t,n.listener?n.listener:n),i=e._events);var o=i[t]}return void 0===o?(i[t]=n,++e._eventsCount):("function"==typeof o?o=i[t]=r?[n,o]:[o,n]:r?o.unshift(n):o.push(n),0<(n=void 0===e._maxListeners?ea.defaultMaxListeners:e._maxListeners)&&o.length>n&&!o.warned&&(o.warned=!0,(n=Error("Possible EventEmitter memory leak detected. "+o.length+" "+String(t)+" listeners added. Use emitter.setMaxListeners() to increase limit")).name="MaxListenersExceededWarning",n.emitter=e,n.type=t,n.count=o.length,console&&console.warn&&console.warn(n))),e}function us(){if(!this.fired)return this.target.removeListener(this.type,this.wrapFn),this.fired=!0,0===arguments.length?this.listener.call(this.target):this.listener.apply(this.target,arguments)}function Al(e,t,n){return e={fired:!1,wrapFn:void 0,target:e,type:t,listener:n},(t=us.bind(e)).listener=n,e.wrapFn=t}function Bl(e,t,n){if(void 0===(e=e._events))return[];if(void 0===(t=e[t]))return[];if("function"==typeof t)return n?[t.listener||t]:[t];if(n)for(n=Array(t.length),e=0;e<n.length;++e)n[e]=t[e].listener||t[e];else n=Cl(t,t.length);return n}function Dl(e){var t=this._events;if(void 0!==t){if("function"==typeof(e=t[e]))return 1;if(void 0!==e)return e.length}return 0}function Cl(e,t){for(var n=Array(t),r=0;r<t;++r)n[r]=e[r];return n}function vs(e,t,n){"function"==typeof e.on&&El(e,"error",t,n)}function El(e,t,n,r){if("function"==typeof e.on)r.once?e.once(t,n):e.on(t,n);else{if("function"!=typeof e.addEventListener)throw new TypeError('The "emitter" argument must be of type EventEmitter. Received type '+X(e));e.addEventListener(t,(function i(o){r.once&&e.removeEventListener(t,i),n(o)}))}}function ws(e){return e?G(e):xs((function(){return[]}),(function(e,t){return e.push(t),e}))}function Fl(e,t){var n,r,i,o;return w.wrap((function(a){for(;;)switch(a.prev=a.next){case 0:n=Gl(e)([Hl,Hl,function(e,t){return t}])[2],r=0;case 2:if(!(r<t.length)){a.next=17;break}if(i=t[r],!((o=n(Vh,i))instanceof og)){a.next=11;break}if((o=Wh(o.deref()))===Vh){a.next=10;break}return a.next=10,o;case 10:return a.abrupt("return");case 11:if(o===Vh){a.next=14;break}return a.next=14,o;case 14:r++,a.next=2;break;case 17:case"end":return a.stop()}}),ys)}function pg(e,t){return null!=t&&"function"==typeof t[Symbol.iterator]?Fl(pg(e),t):function(t){var n=t[2];return zs(t,(function(t,r){return n(t,e(r))}))}}function Ac(e){return Object.prototype.toString.call(e).slice(8,-1)}function yd(e){return"Object"===Ac(e)&&(e.constructor===Object&&Object.getPrototypeOf(e)===Object.prototype)}function Il(e){var t;return(t="Boolean"===Ac(e)||"Null"===Ac(e)||"Undefined"===Ac(e))||(t="Number"===Ac(e)&&!isNaN(e)),t||"String"===Ac(e)||"Symbol"===Ac(e)}function zd(e){var t=-1,n=null==e?0:e.length;for(this.clear();++t<n;){var r=e[t];this.set(r[0],r[1])}}function ce(e){var t=-1,n=null==e?0:e.length;for(this.clear();++t<n;){var r=e[t];this.set(r[0],r[1])}}function de(e){var t=-1,n=null==e?0:e.length;for(this.clear();++t<n;){var r=e[t];this.set(r[0],r[1])}}function gf(e){var t=-1,n=null==e?0:e.length;for(this._data_=new qg;++t<n;)this.add(e[t])}function ee(e){this.size=(this._data_=new rg(e)).size}function fe(e,t,n,r,i,o){var a,s=1&t,u=2&t,c=4&t;if(n&&(a=i?n(e,r,i,o):n(e)),void 0!==a)return a;if(!lb(e))return e;if(r=Va(e)){if(a=As(e),!s)return Xh(e,a)}else{var l=hf(e),f="[object Function]"==l||"[object GeneratorFunction]"==l;if(jf(e))return Jl(e,s);if("[object Object]"==l||"[object Arguments]"==l||f&&!i){if(a=u||f?{}:Kl(e),!s)return u?Bs(e,Cs(a,e)):Ds(e,Es(a,e))}else{if(!wa[l])return i?e:{};a=Fs(e,l,s)}}if(o||(o=new ge),i=o.get(e))return i;o.set(e,a),Gs(e)?e.forEach((function(r){a.add(fe(r,t,n,r,e,o))})):Hs(e)&&e.forEach((function(r,i){a.set(i,fe(r,t,n,i,e,o))})),u=c?u?Ll:Yh:u?kf:Ad;var h=r?void 0:u(e);return Is(h||e,(function(r,i){h&&(r=e[i=r]),Ml(a,i,fe(r,t,n,i,e,o))})),a}function Zh(e,t){if("function"!=typeof e||null!=t&&"function"!=typeof t)throw new TypeError("Expected a function");var n=function n(){var r=arguments,i=t?t.apply(this,r):r[0],o=n.cache;return o.has(i)?o.get(i):(r=e.apply(this,r),n.cache=o.set(i,r)||o,r)};return n.cache=new(Zh.Cache||qg),n}function Nl(e){if("string"==typeof e)return e;if(Va(e))return he(e,Nl)+"";if(ie(e))return Ol?Ol.call(e):"";var t=e+"";return"0"==t&&1/e==-Js?"-0":t}function $h(e,t,n,r,i){var o=-1,a=e.length;for(n||(n=Ks),i||(i=[]);++o<a;){var s=e[o];0<t&&n(s)?1<t?$h(s,t-1,n,r,i):ai(i,s):r||(i[i.length]=s)}return i}function je(e,t,n,r,i){if(e===t)t=!0;else if(null==e||null==t||!gc(e)&&!gc(t))t=e!=e&&t!=t;else e:{var o=Va(e),a=Va(t),s=o?"[object Array]":hf(e),u=a?"[object Array]":hf(t),c="[object Object]"==(s="[object Arguments]"==s?"[object Object]":s);if(a="[object Object]"==(u="[object Arguments]"==u?"[object Object]":u),(u=s==u)&&jf(e)){if(!jf(t)){t=!1;break e}o=!0,c=!1}if(u&&!c)i||(i=new ge),t=o||bi(e)?Pl(e,t,n,r,je,i):Ls(e,t,s,n,r,je,i);else{if(!(1&n)&&(o=c&&Ql.call(e,"_wrapped_"),s=a&&Ql.call(t,"_wrapped_"),o||s)){e=o?e.value():e,t=s?t.value():t,i||(i=new ge),t=je(e,t,n,r,i);break e}if(u)t:if(i||(i=new ge),o=1&n,s=Yh(e),a=s.length,u=Yh(t).length,a==u||o){for(u=a;u-;){var l=s[u];if(!(o?l in t:Ms.call(t,l))){t=!1;break t}}if(c=i.get(e),l=i.get(t),c&&l)t=c==t&&l==e;else{c=!0,i.set(e,t),i.set(t,e);for(var f=o;++u<a;){var h=e[l=s[u]],p=t[l];if(r)var d=o?r(p,h,l,t,e,i):r(h,p,l,e,t,i);if(void 0===d?h!==p&&!je(h,p,n,r,i):!d){c=!1;break}f||(f="constructor"==l)}c&&!f&&((n=e.constructor)!=(r=t.constructor)&&"constructor"in e&&"constructor"in t&&!("function"==typeof n&&n instanceof n&&"function"==typeof r&&r instanceof r)&&(c=!1)),i.delete(e),i.delete(t),t=c}}else t=!1;else t=!1}}return t}function xa(e,t,n){this.low=0|e,this.high=0|t,this.unsigned=!!n}function mb(e){return!0===(e&&e._isLong_)}function Bd(e,t){var n;if(t){if((t=0<=(e>>>=0)&&256>e)&&(n=Rl[e]))return n;n=ya(e,0>(0|e)?-1:0,!0),t&&(Rl[e]=n)}else{if((t=-128<=(e|=0)&&128>e)&&(n=Sl[e]))return n;n=ya(e,0>e?-1:0,!1),t&&(Sl[e]=n)}return n}function Gb(e,t){if(isNaN(e))return t?Cd:Hb;if(t){if(0>e)return Cd;if(e>=Tl)return Ul}else{if(e<=-Vl)return nb;if(e+1>=Vl)return Wl}return 0>e?Gb(-e,t).neg():ya(e%ke|0,e/ke|0,t)}function ya(e,t,n){return new xa(e,t,n)}function ci(e,t,n){if(0===e.length)throw Error("empty string");if("NaN"===e||"Infinity"===e||"+Infinity"===e||"-Infinity"===e)return Hb;if("number"==typeof t?(n=t,t=!1):t=!!t,2>(n=n||10)||36<n)throw RangeError("radix");var r;if(0<(r=e.indexOf("-")))throw Error("interior hyphen");if(0===r)return ci(e.substring(1),t,n).neg();r=Gb(sg(n,8));for(var i=Hb,o=0;o<e.length;o+=8){var a=Math.min(8,e.length-o),s=parseInt(e.substring(o,o+a),n);8>a?(a=Gb(sg(n,a)),i=i.mul(a).add(Gb(s))):i=(i=i.mul(r)).add(Gb(s))}return i.unsigned=t,i}function Wb(e,t){return"number"==typeof e?Gb(e,t):"string"==typeof e?ci(e,t):ya(e.low,e.high,"boolean"==typeof t?t:e.unsigned)}function O(e,t){function n(){this.constructor=e}di(e,t),e.prototype=null===t?Object.create(t):(n.prototype=t.prototype,new n)}function le(e){return"function"==typeof e}function me(e){setTimeout((function(){throw e}),0)}function ei(e){return null!==e&&"object"===X(e)}function Xl(e){return e.reduce((function(e,t){return e.concat(t instanceof lf?t.errors:t)}),[])}function fi(e){for(;e;){var t=e.destination,n=e.isStopped;if(e.closed||n)return!1;e=t&&t instanceof ia?t:null}return!0}function Yc(e){return e}function gi(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return Yl(e)}function Yl(e){return 0===e.length?Yc:1===e.length?e[0]:function(t){return e.reduce((function(e,t){return t(e)}),t)}}function Zl(e){if(e||(e=Ib.Promise||Promise),!e)throw Error("no Promise impl found");return e}function $l(){return function(e){return e.lift(new Ns(e))}}function mf(e){return e?Os(e):vb}function Os(e){return new Y((function(t){return e.schedule((function(){return t.complete()}))}))}function Zc(e){return e&&"function"==typeof e.schedule}function hi(e,t){return new Y((function(n){var r=new Oa,i=0;return r.add(t.schedule((function(){i===e.length?n.complete():(n.next(e[i++]),n.closed||r.add(this.schedule()))}))),r}))}function nf(e,t){return t?hi(e,t):new Y(am(e))}function bb(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return Zc(t=e[e.length-1])?(e.pop(),hi(e,t)):nf(e)}function Z(e,t){return new Y(t?function(n){return t.schedule(Ps,0,{error:e,subscriber:n})}:function(t){return t.error(e)})}function Ps(e){e.subscriber.error(e.error)}function Qs(e,t){return void 0===t&&(t=0),function(n){return n.lift(new Rs(e,t))}}function bm(e){return e in ii&&(delete ii[e],!0)}function hc(){}function ba(e,t){return function(n){if("function"!=typeof e)throw new TypeError("argument is not a function. Are you looking for `mapTo()`?");return n.lift(new Ss(e,t))}}function cm(e,t,n){if(t){if(!Zc(t))return function(){for(var r=[],i=0;i<arguments.length;i++)r[i]=arguments[i];return cm(e,n).apply(void 0,r).pipe(ba((function(e){return Jb(e)?t.apply(void 0,e):t(e)})))};n=t}return function(){for(var t=[],r=0;r<arguments.length;r++)t[r]=arguments[r];var i,o=this,a={context:o,subject:i,callbackFunc:e,scheduler:n};return new Y((function(r){if(n)return n.schedule(Ts,0,{args:t,subscriber:r,params:a});if(!i){i=new of;try{e.apply(o,t.concat([function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];i.next(1>=e.length?e[0]:e),i.complete()}]))}catch(e){fi(i)?i.error(e):console.warn(e)}}return i.subscribe(r)}))}}function Ts(e){var t=this,n=e.args,r=e.subscriber,i=e.params;e=i.callbackFunc;var o=i.context,a=i.scheduler,s=i.subject;if(!s){s=i.subject=new of,i=function(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];t.add(a.schedule(Us,0,{value:1>=e.length?e[0]:e,subject:s}))};try{e.apply(o,n.concat([i]))}catch(e){s.error(e)}}this.add(s.subscribe(r))}function Us(e){var t=e.subject;t.next(e.value),t.complete()}function dm(e,t,n){if(t){if(!Zc(t))return function(){for(var r=[],i=0;i<arguments.length;i++)r[i]=arguments[i];return dm(e,n).apply(void 0,r).pipe(ba((function(e){return Jb(e)?t.apply(void 0,e):t(e)})))};n=t}return function(){for(var t=[],r=0;r<arguments.length;r++)t[r]=arguments[r];var i={subject:void 0,args:t,callbackFunc:e,scheduler:n,context:this};return new Y((function(r){var o=i.context,a=i.subject;if(n)return n.schedule(Vs,0,{params:i,subscriber:r,context:o});if(!a){a=i.subject=new of;try{e.apply(o,t.concat([function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];(t=e.shift())?a.error(t):(a.next(1>=e.length?e[0]:e),a.complete())}]))}catch(e){fi(a)?a.error(e):console.warn(e)}}return a.subscribe(r)}))}}function Vs(e){var t=this,n=e.params,r=e.subscriber;e=e.context;var i=n.callbackFunc,o=n.args,a=n.scheduler,s=n.subject;if(!s){s=n.subject=new of,n=function(){for(var e=[],n=0;n<arguments.length;n++)e[n]=arguments[n];(n=e.shift())?t.add(a.schedule(em,0,{err:n,subject:s})):t.add(a.schedule(Ws,0,{value:1>=e.length?e[0]:e,subject:s}))};try{i.apply(e,o.concat([n]))}catch(e){this.add(a.schedule(em,0,{err:e,subject:s}))}}this.add(s.subscribe(r))}function Ws(e){var t=e.subject;t.next(e.value),t.complete()}function em(e){e.subject.error(e.err)}function fm(e){return!!e&&"function"!=typeof e.subscribe&&"function"==typeof e.then}function ji(e,t,n,r,i){if(void 0===i&&(i=new Xs(e,n,r)),!i.closed)return t instanceof Y?t.subscribe(i):pf(t)(i)}function Ys(e,t){return new Y((function(n){var r=new Oa;return r.add(t.schedule((function(){var i=e[ne]();r.add(i.subscribe({next:function(e){r.add(t.schedule((function(){return n.next(e)})))},error:function(e){r.add(t.schedule((function(){return n.error(e)})))},complete:function(){r.add(t.schedule((function(){return n.complete()})))}}))}))),r}))}function Zs(e,t){return new Y((function(n){var r=new Oa;return r.add(t.schedule((function(){return e.then((function(e){r.add(t.schedule((function(){n.next(e),r.add(t.schedule((function(){return n.complete()})))})))}),(function(e){r.add(t.schedule((function(){return n.error(e)})))}))}))),r}))}function $s(e,t){if(!e)throw Error("Iterable cannot be null");return new Y((function(n){var r,i=new Oa;return i.add((function(){r&&"function"==typeof r.return&&r.return()})),i.add(t.schedule((function(){r=e[$c](),i.add(t.schedule((function(){if(!n.closed){try{var e=r.next(),t=e.value,i=e.done}catch(e){return void n.error(e)}i?n.complete():(n.next(t),this.schedule())}})))}))),i}))}function gm(e,t){if(null!=e){if(e&&"function"==typeof e[ne])return Ys(e,t);if(fm(e))return Zs(e,t);if(hm(e))return hi(e,t);if(e&&"function"==typeof e[$c]||"string"==typeof e)return $s(e,t)}throw new TypeError((null!==e&&X(e)||e)+" is not observable")}function Kb(e,t){return t?gm(e,t):e instanceof Y?e:new Y(pf(e))}function ic(e,t){if(!t.closed){if(e instanceof Y)return e.subscribe(t);try{var n=pf(e)(t)}catch(e){t.error(e)}return n}}function cb(e,t,n){return void 0===n&&(n=Number.POSITIVE_INFINITY),"function"==typeof t?function(r){return r.pipe(cb((function(n,r){return Kb(e(n,r)).pipe(ba((function(e,i){return t(n,e,r,i)})))}),n))}:("number"==typeof t&&(n=t),function(t){return t.lift(new at(e,n))})}function tg(e){return void 0===e&&(e=Number.POSITIVE_INFINITY),cb(Yc,e)}function im(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return tg(1)(bb.apply(void 0,e))}function ad(e){return new Y((function(t){try{var n=e()}catch(e){return void t.error(e)}return(n?Kb(n):mf()).subscribe(t)}))}function jm(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];if(1===e.length){var n=e[0];if(Jb(n))return ug(n,null);if(ei(n)&&Object.getPrototypeOf(n)===Object.prototype)return ug((e=Object.keys(n)).map((function(e){return n[e]})),e)}if("function"==typeof e[e.length-1]){var r=e.pop();return ug(e=1===e.length&&Jb(e[0])?e[0]:e,null).pipe(ba((function(e){return r.apply(void 0,e)})))}return ug(e,null)}function ug(e,t){return new Y((function(n){var r=e.length;if(0===r)n.complete();else for(var i=Array(r),o=0,a=0,s=function(s){var u=Kb(e[s]),c=!1;n.add(u.subscribe({next:function(e){c||(c=!0,a++),i[s]=e},error:function(e){return n.error(e)},complete:function(){++o!==r&&c||(a===r&&n.next(t?t.reduce((function(e,t,n){return e[t]=i[n],e}),{}):i),n.complete())}}))},u=0;u<r;u++)s(u)}))}function gb(e,t,n,r){return le(n)&&(r=n,n=void 0),r?gb(e,t,n).pipe(ba((function(e){return Jb(e)?r.apply(void 0,e):r(e)}))):new Y((function(r){km(e,t,(function(e){1<arguments.length?r.next(Array.prototype.slice.call(arguments)):r.next(e)}),r,n)}))}function km(e,t,n,r,i){if(e&&"function"==typeof e.addEventListener&&"function"==typeof e.removeEventListener){e.addEventListener(t,n,i);var o=function(){return e.removeEventListener(t,n,i)}}else if(e&&"function"==typeof e.on&&"function"==typeof e.off)e.on(t,n),o=function(){return e.off(t,n)};else if(e&&"function"==typeof e.addListener&&"function"==typeof e.removeListener)e.addListener(t,n),o=function(){return e.removeListener(t,n)};else{if(!e||!e.length)throw new TypeError("Invalid event target");for(var a=0,s=e.length;a<s;a++)km(e[a],t,n,r,i)}r.add(o)}function lm(e,t,n){return n?lm(e,t).pipe(ba((function(e){return Jb(e)?n.apply(void 0,e):n(e)}))):new Y((function(n){var r=function(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return n.next(1===e.length?e[0]:e)};try{var i=e(r)}catch(e){return void n.error(e)}if(le(t))return function(){return t(r,i)}}))}function bt(e){var t=e.subscriber,n=e.condition;if(!t.closed){if(e.needIterate)try{e.state=e.iterate(e.state)}catch(e){return void t.error(e)}else e.needIterate=!0;if(n){var r=void 0;try{r=n(e.state)}catch(e){return void t.error(e)}if(!r)return void t.complete();if(t.closed)return}try{var i=e.resultSelector(e.state)}catch(e){return void t.error(e)}if(!t.closed&&(t.next(i),!t.closed))return this.schedule(e)}}function ki(e){return!Jb(e)&&0<=e-parseFloat(e)+1}function mm(e,t){return void 0===e&&(e=0),void 0===t&&(t=bd),(!ki(e)||0>e)&&(e=0),t&&"function"==typeof t.schedule||(t=bd),new Y((function(n){return n.add(t.schedule(ct,e,{subscriber:n,counter:0,period:e})),n}))}function ct(e){var t=e.subscriber,n=e.counter;e=e.period,t.next(n),this.schedule({subscriber:t,counter:n+1,period:e},e)}function Xb(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];t=Number.POSITIVE_INFINITY;var n=null,r=e[e.length-1];return Zc(r)?(n=e.pop(),1<e.length&&"number"==typeof e[e.length-1]&&(t=e.pop())):"number"==typeof r&&(t=e.pop()),null===n&&1===e.length&&e[0]instanceof Y?e[0]:tg(t)(nf(e,n))}function li(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];if(0===e.length)return vb;var n=e[0],r=e.slice(1);return 1===e.length&&Jb(n)?li.apply(void 0,n):new Y((function(e){var t=function(){return e.add(li.apply(void 0,r).subscribe(e))};return Kb(n).subscribe({next:function(t){e.next(t)},error:t,complete:t})}))}function dt(e){var t=e.keys,n=e.index,r=e.subscriber,i=e.subscription;if(e=e.obj,!r.closed)if(n<t.length){var o=t[n];r.next([o,e[o]]),i.add(this.schedule({keys:t,index:n+1,subscriber:r,subscription:i,obj:e}))}else r.complete()}function et(e,t){function n(){return!n.pred.apply(n.thisArg,arguments)}return n.pred=e,n.thisArg=t,n}function wb(e,t){return function(n){return n.lift(new ft(e,t))}}function Ca(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];if(1===e.length){if(!Jb(e[0]))return e[0];e=e[0]}return nf(e,void 0).lift(new gt)}function ht(e){var t=e.start,n=e.index,r=e.subscriber;n>=e.count?r.complete():(r.next(t),r.closed||(e.index=n+1,e.start=t+1,this.schedule(e)))}function Bc(e,t,n){void 0===e&&(e=0);var r=-1;return ki(t)?r=1>Number(t)?1:Number(t):Zc(t)&&(n=t),Zc(n)||(n=bd),new Y((function(t){var i=ki(e)?e:+e-n.now();return n.schedule(it,i,{index:0,period:r,subscriber:t})}))}function it(e){var t=e.index,n=e.period,r=e.subscriber;if(r.next(t),!r.closed){if(-1===n)return r.complete();e.index=t+1,this.schedule(e,n)}}function mi(){for(var e=[],t=0;t<arguments.length;t++)e[t]=arguments[t];return"function"==typeof(t=e[e.length-1])&&e.pop(),nf(e,void 0).lift(new jt(t))}function Ga(e){return function(t){var n=new kt(e);return t=t.lift(n),n.caught=t}}function ni(e,t){return cb(e,t,1)}function nm(e){return void 0===e&&(e=null),function(t){return t.lift(new lt(e))}}function cd(e,t){void 0===t&&(t=bd);var n=e instanceof Date&&!isNaN(+e)?+e-t.now():Math.abs(e);return function(e){return e.lift(new mt(n,t))}}function om(e,t){return function(n){return n.lift(new nt(e,t))}}function Dd(e){return void 0===e&&(e=ot),function(t){return t.lift(new pt(e))}}function ot(){return new vg}function Ka(e){return function(t){return 0===e?mf():t.lift(new qt(e))}}function pm(e,t){return t?function(n){return n.pipe(pm((function(n,r){return Kb(e(n,r)).pipe(ba((function(e,i){return t(n,e,r,i)})))})))}:function(t){return t.lift(new rt(e))}}function wg(e){return function(t){return t.lift(new st(e))}}functi