Unit 5 Fantastic friends 语法Grammar 现在进行时-2025-2026学年七年级英语上册单元重难点易错题精练（外研版2024）

班级 姓名 学号 分数 Unit 5 Fantastic friends 现在进行时 （时间：60分钟，满分：100分） 定义：现在进行时（Present Continuous Tense）由助动词be（am/is/are）+doing构成，表示现在正在进行的动作。现在进行时的时间状语有look listen now等。 1. 现在进行时的构成形式：sb. am/ is/ are +doing 2. 现在进行时用法： 1). 表示现在正在进行或发生的动作。 例：Jerry is reading a book now. 2). 表示当前一段时间内的活动或现阶段正在进行的动作。 例：They are preparing for their holiday these days. 3. 动词的现在分词-ing变化规则 1). 一般情况下，动词后直接加-ing. Eg.: play - playing 2). 以不发音的字母e结尾的动词，先去掉字母e, 加-ing. Eg.: write - writing 3). “辅元辅”结构，双写尾辅音字母，再加-ing. Eg.: stop - stopping 4). 以-ie结尾的动词，ie变y加-ing. Eg.: lie - lying, die - dying, tie - tying 4. 相关句型 1) 一般疑问句：Is/ Are +主语+doing …? 2) 否定句：主语+am/ is/ are +not doing… 1、 单项选择(本大题共30小题，每小题2分，共60分) 1．—Look! Tom with his mum ________ a New Year present list. —He has a big family and it’s always exciting to choose presents for everyone. A．make B．makes C．is making D．are making 【答案】C 【详解】句意：——看！汤姆和他的妈妈正在制作新年礼物清单。——他有一个大家庭，为每个人挑选礼物总是令人兴奋的。 考查时态和语法一致。根据“Look!”可知，此处描述正在发生的事情，应用现在进行时，其结构为“am/is/are doing”；根据“Tom with his mum”可知，with“和”，连接两个并列主语时，谓语动词的数与离它最远的主语保持一致，助动词应用is。故选C。 2．— What are you saving money for? — The Spring Festival ________. I want to buy a present for my mother. A．come B．comes C．is coming D．will come 【答案】C 【详解】句意：——你存钱是为了什么？——春节要到了。我想给妈妈买份礼物。     考查动词时态辨析。come动词原形；comes第三人称单数形；is coming现在进行时；will come一般将来时。根据语境，“存钱”是为了即将到来的春节，用现在进行时表将来更贴切，is coming符合语境。故选C。 3．— Shhh! Be quiet. I’m on the phone. — Who ________ you ________ to, Mum? A．do; speak B．are; speaking C．will; speak D．is; speaking 【答案】B 【详解】句意：——嘘！安静点，我在打电话。——妈妈，你正在和谁说话？ 考查现在进行时。根据语境“I’m on the phone”可知，说话时动作正在进行，需用现在进行时，主语“you”对应“are speaking”。故选B。 4．—I thought you were visiting your uncle. But why are you here? —I ________ for some books for the new term. A．am looking B．was looking C．look D．looked 【答案】A 【详解】句意：——我以为你去看你叔叔了。但你为什么在这里？——我在找新学期用的书。 考查动词时态。根据“But why are you here?”可知，设空处需回答此刻在这里的原因，结合“I…for some books for the new term.”可知，用现在进行时表示“正在做某事”。故选A。 5．—What is she busy with these days? —She ________ English for her new job. A．learn B．learns C．is learning D．learnt 【答案】C 【详解】句意：——她最近在忙什么？——她正在为新工作学习英语。 考查动词时态。根据“What is she busy with these days?”可知，设空处应该回答她这段时间正在做的事情，用现在进行时，故选C。 6．— Listen! Who ________ in the music room? —I think it is Linda. She is practising for the art festival. A．sings B．sing C．is singing D．sang 【答案】C 【详解】句意：——听！谁在音乐室唱歌？——我想是琳达。她正在为艺术节练习。 考查现在进行时。sings一般现在时；sing动词原形；is singing现在进行时；sang一般过去时。根据“Listen!”和答句“She is practising…”可知，此处强调“正在唱歌”的动作，需用现在进行时。故选C。 7．— What’s your plan for the summer holiday? — I ________ to Beijing. A．am going B．go C．went D．goes 【答案】A 【详解】句意：——你暑假的计划是什么？——我打算去北京。 考查一般将来时态。am going要去；go去，动词原形；went去，动词过去式；goes去，动词三单形式。根据“your plan”可知是问将来的计划，这里用go的进行时“am going”来表示将来。故选A。 8．—________ you ________ to the party tomorrow?   —Yes, I am. A．Are; going B．Do; go C．Is; going D．Will; go 【答案】A 【详解】句意：——你明天将去参加派对吗？——是的，会去。 考查一般将来时态。根据“tomorrow”可知句子是一般将来时态，根据回答的“Yes, I am.”可知问句是一般疑问句且含有be动词，根据主语“you”可知be动词用“are”，“are going”是现在进行时态表将来的结构。故选A。 9．—What is Mary doing? —She’s ________ something. A．look at B．look like C．looking for D．looking 【答案】C 【详解】句意：——玛丽正在做什么？——她正在找东西。 考查动词短语及现在进行时。look at看……；look like看起来像；look for寻找；look看，不及物动词，后不能直接跟宾语。空前有be动词，因此动词需用现在分词“looking”，排除选项A和B，此空后有宾语“something”，因此应用“looking for”。故选C。 10．—Amy, can I use your tablet? —I’m afraid you can’t. I _______ on it. A．work B．don’t work C．am working D．am not working 【答案】C 【详解】句意：——艾米，我能用一下你的平板电脑吗？——恐怕你不能。我正在使用。 考查动词时态。work 工作，动词原形；don’t work 不工作，一般现在时的否定形式；am working 正在工作，现在进行时；am not working 不在工作，现在进行时的否定式。根据答语“I’m afraid you can’t.”可知，不能的原因应是“此刻我正在使用平板电脑”，所以用现在进行时，其构成是am/is/are+现在分词。故选C。 11．Look! Michael, with his parents, ________ on the Internet now. A．is shopping B．are shopping C．shops D．shop 【答案】A 【详解】句意：看！迈克尔和他的父母现在正在网上购物。 考查时态和主谓一致。根据“Look!”“now”可知，时态为现在进行时“be动词+V-ing”。with连接并列主语，谓语动词遵循“就远原则”，与“Michael”保持一致，be动词用is。故选A。 12．—Mum, I can’t find my shoes. —Hurry up! Your father with your uncle and aunt ________ for us. A．wait B．waits C．is waiting D．are waiting 【答案】C 【详解】句意：——妈妈，我找不到我的鞋子。——快点！你爸爸和你叔叔婶婶正在等我们。 考查谓语动词。wait是动词原形；waits是三单形式；is waiting和are waiting是现在进行时。“with your uncle and aunt”是介词短语，作伴随状语，修饰主语your father。根据“Hurry up!”可知，动作正在进行，时态为现在进行时，结构为“am/is/are+现在分词”，主语your father是第三人称单数，be动词用is。故选C。 13．Dave ________ the piano in the living room now. A．plays B．is going to play C．is playing D．to play 【答案】C 【详解】句意：戴夫现在正在客厅弹钢琴。 考查现在进行时。plays第三人称单数形式；is going to play一般将来时；is playing现在进行时；to play动词不定式。根据“now”可知，此处描述的动作正在发生，因此时态用现在进行时，其结构为am/is/are+动词的现在分词。故选C。 14．They ________ playing basketball now. A．is B．am C．are D．be 【答案】C 【详解】句意：他们现在正在打篮球。 考查be动词。is用于第三人称单数；am用于第一人称单数；are用于第二人称和人称复数；be为原形。根据“now”可知，时态为现在进行时，主语“They”为人称复数，be动词应用are。故选C。 15．—Where is your father? —Oh, he ________ to my mum in the sitting room. A．is talking B．talk C．talk D．will talk 【答案】A 【详解】句意：——你爸爸在哪里？——哦，他正在客厅和妈妈说话。 考查动词时态。is talking现在进行时；talk动词原形；talks动词第三人称单数形式；will talk一般将来时。根据语境可知，此处描述的是正在进行的动作，应用现在进行时；主语he为第三人称单数，be动词用is。故选A。 16．My mother ________ the flowers at this moment. A．water B．waters C．is watering 【答案】C 【详解】句意：我妈妈此刻正在浇花。 考查动词的时态。根据“at this moment”可知，此刻动作正在进行，用现在进行时。故选C。 17．The Greens________ having lunch together now. A．is B．are C．do D．does 【答案】B 【详解】句意：格林一家现在正在一起吃午餐。 考查现在进行时态。由“now”，可知，表示现在正在进行的动作，用现在进行时态，结构是is/am/are+动词的现在分词。主语The Greens格林一家，复数，用are。故选B。 18．Look! My sister ________ a new dress for the party. A．wear B．wears C．is wearing D．wore 【答案】C 【详解】句意：看！我妹妹穿着一件新衣服参加聚会。 考查现在进行时。根据“Look!”可知，动作正在进行，应使用现在进行时，结构为“is/am/are doing”。故选C。 19．—Where is Mum? —She ________ a book at the moment in the living room. A．was reading B．will read C．is reading D．has read 【答案】C 【详解】句意：——妈妈在哪里？——她此刻正在客厅看书。 考查时态。根据“at the moment”可知，此处表示现在正在进行的动作，用现在进行时（am/is/are doing）。故选C。 20．—Look! Some beavers ________ their homes in the pond to protect themselves. —It’s amazing! A．build B．builds C．is building D．are building 【答案】D 【详解】句意：——看！一些海狸正在池塘里筑巢以保护自己。——太神奇了！ 考查时态。根据“Look”可知此处表示动作正在进行，用现在进行时，主语是名词复数，be动词用are。故选D。 21．—Where is your grandfather? —In the living room. He ________ a newspaper. A．are reading B．reads C．is reading D．read 【答案】C 【详解】句意：——你爷爷在哪里？——在客厅里。他正在看报纸。 考查主谓一致和时态。are reading主语是复数，现在进行时；reads主语是三单，一般现在时；is reading主语是单数，现在进行时；read主语是复数，一般现在时或一般过去时。根据“In the living room.”可知，他正在看报纸，应用现在进行时，主语是He，谓语用单数。故选C。 22．—What are you doing, Tom? —I ________ for my cat. I can’t find it anywhere. A．look B．looks C．am looking D．looked 【答案】C 【详解】句意：——汤姆，你在干什么？——我在找我的猫，我到处都找不到它。 考查时态。根据“What are you doing”可知，答句应使用现在进行时，谓语用“be+动词-ing”。故选C。 23．I am _________ an email on the computer. A．send B．give C．writing D．drawing 【答案】C 【详解】句意：我正在用电脑写电子邮件。 考查现在进行时与动词辨析。send发送，动词原形；give给，动词原形；writing写，现在分词或动名词；drawing画；现在分词或动名词。根据空格前的am可知，该句应为现在进行时，谓语动词结构为be+doing，此处应指“正在写电子邮件”。故选C。 24．—What are you going to do next Monday? —I’m ________. A．go fishing B．went fishing C．going fishing 【答案】C 【详解】句意：——你下周一要做什么？——我要去钓鱼。 考查动词的时态。根据“What are you going to do next Monday?”及空前的“I’m”可知，此处应用现在分词形式，构成现在进行时，表将来的含义。故选C。 25．Look! The balloons ______ away! A．flies B．flew C．are flying 【答案】C 【详解】句意：看！气球飞走了！ 考查现在进行时。根据“Look!”和句意可知句子是现在进行时，其基本结构为：主语+be+动词现在分词+其他，动词fly应用其现在分词形式flying。故选C。 26．________ the boys ________ in the music room now? A．Is; singing B．Are; singing C．Does; sing 【答案】B 【详解】句意：男孩们现在在音乐室唱歌吗？ 考查现在进行时。由now可知此句需用现在进行时，这是一般疑问句，句式为“be动词+主语+doing+其他”，the boys是复数形式，be动词要用 are。故选B。 27．Mary always makes careful notes while she ________. A．is read B．will read C．has read D．is reading 【答案】D 【详解】句意：玛丽读书时总是仔细做笔记。 考查时态。根据“while”可知，阅读的时候总是做笔记，应用现在进行时“am/is/are+动词现在分词”，主语为she，be动词用is，故选D。 28．Ben is not here. He _________ for the coming Art Festival in the music room. A．practices B．practiced C．has practiced D．is practicing 【答案】D 【详解】句意：Ben不在这里。他正在音乐教室为即将到来的艺术节练习。 考查时态。根据“Ben is not here.”可知，后面应提到他正在做什么，应用现在进行时态be+doing，故选D。 29．Your pet dog is in the park. Look! It ________ on the grass. A．lie B．lying C．is lying 【答案】C 【详解】句意：你的宠物狗在公园里。看！它正躺在草地上。 考查现在进行时。根据“Look!”可知，时态是现在进行时，表示正在发生的动作，现在进行时结构是be doing。故选C。 30．—Who is in the office? —Mr Green. He ________ an e-mail. A．is writing B．writes C．writing D．are writing 【答案】A 【详解】句意：——谁在办公室？——Green先生。他正在写一封电子邮件。 考查现在进行时。is writing写，现在进行时；writes三单形式；writing动名词；are writing现在进行时。根据“Who is in the office?”可知需用现在进行时态回应，结构为：be+动词现在分词，主语是He，be动词用is，故选A。 二、单词变形(本大题共20小题，每小题2分，共40分) 31．Listen! My grandfather (tell) stories to the children. 【答案】is telling 【详解】句意：听！我的祖父正在给孩子们讲故事。根据“Listen!”可知，此处描述正在发生的事情，应用现在进行时，其结构为“be doing”；主语My grandfather为第三人称单数，be动词应用is，tell的现在分词为telling。故填is telling。 32．—Look! Who (have) orange juice over there?      —Lucy is. 【答案】is having 【详解】句意：——看！谁在那边喝橙汁？——露西。根据“Look!”可知，此句时态是现在进行时，其构成is/am/are+doing sth.；本句主语who是特殊疑问词，特殊疑问词作主语时谓语动词一般用单数形式。故填is having。 33．—You look pretty busy recently. What’s up? —We (prepare) for the coming culture festival on this Friday. 【答案】are preparing 【详解】句意：——你最近看起来很忙。怎么了？——我们正在为这周五即将到来的文化节做准备。根据“look pretty busy recently”及“the coming culture festival on this Friday”可知，此处强调现阶段正在进行的动作，用现在进行时，am/is/are+现在分词，主语we是复数，prepare的现在分词为preparing，故填are preparing。 34．Amy and Sandy (watch) TV right now. 【答案】are watching 【详解】句意：艾米和桑迪现在正在看电视。根据“right now”可知，此处应用现在进行时表示此刻正在进行的动作，主语Amy and Sandy是复数，be动词用are。故填are watching。 35．Look! The boys (run) on the playground. 【答案】are running 【详解】句意：看！男孩子们正在操场上跑步。根据“Look!”可知，这句话用现在进行时“be+v-ing”结构，主语是The boys，be动词用are，run变成现在分词running。故填are running。 36．My mother (cook) dinner now. 【答案】is cooking 【详解】句意：我妈妈现在正在做饭。根据“now”可知，此处指现在正在进行的动作，句子时态为现在进行时，主语为“My mother”，be动词用is，应填is cooking。故填is cooking。 37．Who’s (sing) in the next room now? 【答案】singing 【详解】句意：现在谁在隔壁唱歌？根据“Who’s…in the next room now?”及提示词可知，此处询问的是谁现在正在唱歌，所以该句为现在进行时“be doing”，sing“唱歌”，其现在分词形式“singing”，符合语境。故填singing。 38．—Who is George? —The boy in blue. He (smile). 【答案】is smiling 【详解】句意：——谁是乔治？——穿蓝色衣服的男孩。他正在微笑。根据前面的对话“—Who is George?— The boy in blue.”可知，此处为现在进行时，主语he为单数，故be动词应该为is。故填is smiling。 39．The boys (plan) their holiday now. 【答案】are planning 【详解】句意：男孩们正在计划他们的假期。根据“now”可知，句子时态应用现在进行时，其结构为be doing；主语为“The boys”，be动词应用are，动词plan的现在分词为planning。故填are planning。 40．Look! They (show) Charlotte’s Web at midnight on Saturday! 【答案】are showing 【详解】句意：看！他们将在周六午夜播放《夏洛特的网》！根据“Look”可知句子用现在进行时。故填are showing。 41．They (watch) TV right now. 【答案】are watching 【详解】句意：他们现在正在看电视。根据“right now”可知，本句时态为现在进行时，其结构为“be doing”；主语为They，be动词用are，watch的现在分词为watching。故填are watching。 42．Some boys (dance) under that tree over there. Who are they? 【答案】are dancing 【详解】句意：一些男孩正在那边的树下跳舞。他们是谁？根据“Some boys…under that tree over there. Who are they?”以及所给单词可知，此处描述的是正在进行的动作，应该用现在进行时，谓语动词构成是am/is/are+现在分词，主语是Some boys，be动词用are；dance的现在分词形式为dancing。故填are dancing。 43．William and Amy (not drink) orange juice now. 【答案】are not drinking 【详解】句意：威廉和艾米没有在喝橙汁。根据“now”可知，本句时态为现在进行时，主语“William and Amy”是复数，be用are，否定句在are后加not；drink的现在分词为drinking。故填are not drinking。 44．He (take) photos for a group of visitors at the moment. 【答案】is taking 【详解】句意：他现在正在给一群游客拍照。take photos“拍照”，动词。根据题干中的时间状语at the moment“此刻，现在”可知，本题应使用现在进行时，其构成是“be+doing”。主语he是第三人称单数，be动词应用is。故填is taking。 45．—Where is my dog? —Oh, it’s (sleep) under the bed. 【答案】sleeping 【详解】句意：——我的狗在哪里？——哦，它在床底下睡觉。根据“it’s ... under the bed.”可知，此处表示“它正在睡觉”，用现在进行时，结构为“be动词+动词的现在分词”。故填sleeping。 46．Look! Our Chinese teacher (give) a talk in the meeting room. 【答案】is giving 【详解】句意：看！我们的语文老师正在会议室里发表演讲。根据“Look!”可知，设空所在句时态为现在进行时，动词give应用现在分词形式；主语Our Chinese teacher为单数形式，be动词应用is。故填is giving。 47．We (design) a poster for the project these days. 【答案】are designing 【详解】句意：这些天我们在为这个项目设计一张海报。根据“these days”可知，此处表达的是这些天一直在做的事情，句子应用现在进行时，结构是be+doing，主语是we，be动词用are，故填are designing。 48．Tom is (sit) near the window. 【答案】is sitting 【详解】句意：汤姆坐在窗边。根据is可知，此空应填现在分词与其构成现在进行时结构，故填sitting。 49．I am riding a horse and my mother is (feed) chickens on the farm. 【答案】feeding 【详解】句意：我正在骑马，我妈妈正在农场喂鸡。根据“I am riding a horse”可知，时态为现在进行时，feed的现在分词为feeding。故填feeding。 50．My parents are (celebrate) their 30 years of marriage. 【答案】celebrating 【详解】句意：我的父母正在庆祝结婚30周年。根据“My parents are…their 30 years of marriage.”可知，句子时态为现在进行时，其结构be doing。动词celebrate“庆祝”，其现在分词形式为celebrating。故填celebrating。 2 / 11 1 / 11 学科网（北京）股份有限公司 $$ 班级 姓名 学号 分数 Unit 5 Fantastic friends 现在进行时 （时间：60分钟，满分：100分） 定义：现在进行时（Present Continuous Tense）由助动词be（am/is/are）+doing构成，表示现在正在进行的动作。现在进行时的时间状语有look listen now等。 1. 现在进行时的构成形式：sb. am/ is/ are +doing 2. 现在进行时用法： 1). 表示现在正在进行或发生的动作。 例：Jerry is reading a book now. 2). 表示当前一段时间内的活动或现阶段正在进行的动作。 例：They are preparing for their holiday these days. 3. 动词的现在分词-ing变化规则 1). 一般情况下，动词后直接加-ing. Eg.: play - playing 2). 以不发音的字母e结尾的动词，先去掉字母e, 加-ing. Eg.: write - writing 3). “辅元辅”结构，双写尾辅音字母，再加-ing. Eg.: stop - stopping 4). 以-ie结尾的动词，ie变y加-ing. Eg.: lie - lying, die - dying, tie - tying 4. 相关句型 1) 一般疑问句：Is/ Are +主语+doing …? 2) 否定句：主语+am/ is/ are +not doing… 1、 单项选择(本大题共30小题，每小题2分，共60分) 1．—Look! Tom with his mum ________ a New Year present list. —He has a big family and it’s always exciting to choose presents for everyone. A．make B．makes C．is making D．are making 2．— What are you saving money for? — The Spring Festival ________. I want to buy a present for my mother. A．come B．comes C．is coming D．will come 3．— Shhh! Be quiet. I’m on the phone. — Who ________ you ________ to, Mum? A．do; speak B．are; speaking C．will; speak D．is; speaking 4．—I thought you were visiting your uncle. But why are you here? —I ________ for some books for the new term. A．am looking B．was looking C．look D．looked 5．—What is she busy with these days? —She ________ English for her new job. A．learn B．learns C．is learning D．learnt 6．— Listen! Who ________ in the music room? —I think it is Linda. She is practising for the art festival. A．sings B．sing C．is singing D．sang 7．— What’s your plan for the summer holiday? — I ________ to Beijing. A．am going B．go C．went D．goes 8．—________ you ________ to the party tomorrow?   —Yes, I am. A．Are; going B．Do; go C．Is; going D．Will; go 9．—What is Mary doing? —She’s ________ something. A．look at B．look like C．looking for D．looking 10．—Amy, can I use your tablet? —I’m afraid you can’t. I _______ on it. A．work B．don’t work C．am working D．am not working 11．Look! Michael, with his parents, ________ on the Internet now. A．is shopping B．are shopping C．shops D．shop 12．—Mum, I can’t find my shoes. —Hurry up! Your father with your uncle and aunt ________ for us. A．wait B．waits C．is waiting D．are waiting 13．Dave ________ the piano in the living room now. A．plays B．is going to play C．is playing D．to play 14．They ________ playing basketball now. A．is B．am C．are D．be 15．—Where is your father? —Oh, he ________ to my mum in the sitting room. A．is talking B．talk C．talk D．will talk 16．My mother ________ the flowers at this moment. A．water B．waters C．is watering 17．The Greens________ having lunch together now. A．is B．are C．do D．does 18．Look! My sister ________ a new dress for the party. A．wear B．wears C．is wearing D．wore 19．—Where is Mum? —She ________ a book at the moment in the living room. A．was reading B．will read C．is reading D．has read 20．—Look! Some beavers ________ their homes in the pond to protect themselves. —It’s amazing! A．build B．builds C．is building D．are building 21．—Where is your grandfather? —In the living room. He ________ a newspaper. A．are reading B．reads C．is reading D．read 22．—What are you doing, Tom? —I ________ for my cat. I can’t find it anywhere. A．look B．looks C．am looking D．looked 23．I am _________ an email on the computer. A．send B．give C．writing D．drawing 24．—What are you going to do next Monday? —I’m ________. A．go fishing B．went fishing C．going fishing 25．Look! The balloons ______ away! A．flies B．flew C．are flying 26．________ the boys ________ in the music room now? A．Is; singing B．Are; singing C．Does; sing 27．Mary always makes careful notes while she ________. A．is read B．will read C．has read D．is reading 28．Ben is not here. He _________ for the coming Art Festival in the music room. A．practices B．practiced C．has practiced D．is practicing 29．Your pet dog is in the park. Look! It ________ on the grass. A．lie B．lying C．is lying 30．—Who is in the office? —Mr Green. He ________ an e-mail. A．is writing B．writes C．writing D．are writing 二、单词变形(本大题共20小题，每小题2分，共40分) 31．Listen! My grandfather (tell) stories to the children. 32．—Look! Who (have) orange juice over there?      —Lucy is. 33．—You look pretty busy recently. What’s up? —We (prepare) for the coming culture festival on this Friday. 34．Amy and Sandy (watch) TV right now. 35．Look! The boys (run) on the playground. 36．My mother (cook) dinner now. 37．Who’s (sing) in the next room now? 38．—Who is George? —The boy in blue. He (smile). 39．The boys (plan) their holiday now. 40．Look! They (show) Charlotte’s Web at midnight on Saturday! 41．They (watch) TV right now. 42．Some boys (dance) under that tree over there. Who are they? 43．William and Amy (not drink) orange juice now. 44．He (take) photos for a group of visitors at the moment. 45．—Where is my dog? —Oh, it’s (sleep) under the bed. 46．Look! Our Chinese teacher (give) a talk in the meeting room. 47．We (design) a poster for the project these days. 48．Tom is (sit) near the window. 49．I am riding a horse and my mother is (feed) chickens on the farm. 50．My parents are (celebrate) their 30 years of marriage. 2 / 11 1 / 11 学科网（北京）股份有限公司 $$