Unit 4 单元语法：used to用法、一般现在时VS一般过去时（精讲课件）-2024-2025学年九年级英语全一册单元语法精讲精练（人教版）

Unit 4 I used to be afraid of the dark.  人教版初中英语语法 九年级全一册 1 人教版8年级上册（单元） 语法点 Unit 1. How can we become good learners? * 方式介词 by, with, in Unit 2 . I think that moon cakes are delicious! * that/ if/ whether引导的宾语从句 * 感叹句 Unit 3. Could you please tell me where the restrooms are？ * 特殊疑问词引导的宾语从句 * 情态动词 Unit 4. I used to be afraid of the dark.  * used to用法 *现在时 VS过去时 Unit 5. What are the shirts made of?  *一般现在时的被动语态 Unit 6. When was it invented? *一般过去时的被动语态 Unit 7. Teenagers should be allowed to choose their own clothes * 含有情态动词的被动语态 Unit 8. It must belong to Carla * 情态动词表推测 （can could should might must) Unit 9. I like music that I can dance to * 定语从句 Unit 10. You are supposed to shake hands. * if条件句 * be supposed to *状语从句 Unit 11. Sad movies make me cry * make的使役用法 Unit 12. Life is full of the unexpected * 过去完成时 * 宾语从句 Unit 13. We are trying to save the earth! * 现在进行时 *现在完成时 *被动语态 Unit 14. I remember meeting all of you in Grade 7 * 一般现在时 *一般过去时 *一般将来时 2 CONTENTS 02 01 现在时VS过去时 used to用法 Unit 4. I used to be afraid of the dark.  3 used to用法 4 used to意为“过去常常…”，表示过去的习惯、状态或过去反复发生的动作，暗含现在已不存在或不再发生。其中，to为不定式符号，后接动词原形，其主语可以是各种人称。 used to 5 used to的基本句式 肯定句 used to +动词原形 He used to live in a small village. 他过去住在一个小村子里。 否定句 didn’t use to +动词原形 He didn’t use to live in a small village. 他过去不住在一个小村子里。 usedn’t to +动词原形 He usedn’t to live in a small village. 他过去不住在一个小村子里。 一般疑问句及其答语 —Did sb. use to + 动词原形...? —Yes, sb. did./No, sb didn’t. —Did he use to live in a small village？ —Yes, he did./No, he didn’t. —Used sb. to +动词原形...? —Yes, sb. used to. No, sb. usedn’t to. —Used he to live in a small village？ —Yes, he uesd to. No, he usedn’t to. She used to dance, didn’t she? 反意疑问句 主句, didn’t /did+ 人称代词？ She didn’t use to dance, did she? 前肯后否,前否后肯 They used to play together, didn’t they? They didn’t use to play together, did they? 7 People used to think the  earth was flat.. used to do 表示过去习惯性的动作或经常性的状态，现在已经不存在。 She is used to getting up early. be/get used to doing 习惯于做某事（可用于现在、过去、将来等多种时态） Wood is used to make paper.‌  be used to do 被用来做某事（是被动语态, 用于多种时态） 8 be used to doing used to do 习惯于做某事; be动词后面接动词的ing形式，表示对某种行为或状态的长期适应。 过去常常做某事（现已不做）;后面直接 接动词原形，表示过去的习惯或行为。 短语辨析 He used to play football after school.他过去放学后常常踢足球。 I am used to getting up early. 我习惯早起。 9 课本练一练 肯定句 主语+used to+ be+ adj. 主语+used to+ v. 否定句 主语+didn’t +used to+ be+ adj. 主语+didn’t +used to+ v. 10 课本练一练 My mom used to have curly hair. She didn’t use to have straight hair. Jerry used to read books on European history.She didn’t use to read books on African culture. Sandy used to teach British English. She didn’t use to teach American English. 11 现在时VS过去时 12 含义： 表示经常发生的动作或经常存在的状态。 结构： 主语+ be动词( am, is, are) +……主语+实义动词/三单动词+…… 例句: He gets up early every day. 他每天早上起床都很早。 always 总是 sometimes 有时 usually通常 often 经常 once a week每周一次 three times a week 每周三次 twice a week每月两次 seldom很少 hardly ever几乎不 never从不 every day每天 every night每晚 everytime 每次 时态标志词 一般现在时( do/ does) 过去 现在 将来 经常习惯性早起 13 含义： 表示过去某个时间发生的动作或存在的状态。 结构： 主语+ be动词( was/ were ) +……主语+实义动词过去式+…… 例句: I went shopping yesterday. 我昨天逛街去了。 ago 以前 in the early days 在早期 yesterday 昨天 just now 刚才 once open a time 很久以前 last year 去年 on that day 在那天 last night 昨晚 in+过去的时间 过去某时 then 那时 the day before yesterday 前天 last week/ month 上周/上个月 时态标志词 一般过去时( did) 过去 现在 将来 过去某个时间段发生 14 every day, usually, often, sometimes… I ____ to school at 6:30 every day. I usually ____ dinner at 6o’clock. Sometimes I ____ a bike to school. I often ____ to others slowly . yesterday, last year, last night, last month… I ____ to school yesterday morning. I ____ a bike to school last week. I ____ to her quickly last night. I ____ dinner at 6:00 yesterday. go have speak ride went had spoke rode 一般现在时 一般过去时 找区别 15 do does get gets walk walks ★ 在一般现在时中，当主语 是第三人称单数时，谓语动 词要加 s 或 es。 一般用usually，often， every day，sometimes 作时间状语。 go goes wash washes have has 一般现在时的动词变化-动词后一般加s 或 es 16 含有be动词的一般现在时变一般过去时, 把is和am改成was,把are改成were 一般过去时的动词变化-含有be动词的 主语+ was / were +表语 She is in Beijing. She was in Beijing . I am a student. I was a student. We are friends. We were friends. 17 一般过去时的动词变化-不含有be动词型 把句子中的动词改为过去式形式，通常有5种写法。 一般情况词尾加ed e结尾直接在词尾加d 辅音加y结尾变y为i加ed 重读闭音节结尾双写词尾字母加ed 特殊情况 I work in this city. I worked in this city last year. They live in Shanghai . They lived in Shanghai last year. I study in Beijing. I studied in Beijing . she stops. she stopped. I go to school by bike every day. I went to school by bike yesterday. 18 时间时态仔细看， 过去现在要分清； 有时总是和通常 ，很少从不现在时； 三单切记加es/s，其它全部用原型 ； 今天之前用过去 ，动词尾巴+ed/d； 无论现在与过去 ，不规则变化要记牢。 一般时和过去时记忆口诀 19 课本练一练 Emily used to listen to pop music, but now she enjoys country music. Emily used to watch scary movies, but now she hates them. Emily didn’t use to read a lot of books, but now she reads at least six books a year. 20 拓展练一练 1．—______ your parents hard on you? —Yes. I can never watch TV at home. A．Do B．Did C．Are D．Were 2．—The exchange students from Singapore ______ Shaanxi History Museum two days ago. —Wow. As a local person, I have never ______ there before. A．visited; gone B．have visited; gone C．visited; been D．have visited; been 3．The disabled man ________ get lost easily, but now he ________ following his guide dog. A．is used to; used to B．is used to; is used to C．used to; is used to D．used to; used to C C C 21 拓展练一练 4．Billy’s plan was so wonderful that I _________ it. A．agree to B．agree with C．agreed with D．agreed to 5．Tom ________ his eyes on the book, but he didn’t read a word. A．keep B．keeps C．Kept D．keeping 6．The P. E. teacher was so funny that we all ________ during the class. A．have a good time B．enjoy ourselves C．enjoyed themselves D．enjoyed ourselves 7．When Sally ________ the school, her friend sent her a birthday present. A．arrived B．got C．reached D．saved D C D C 22 THE END 23 $$