Unit5 Section B 知识讲解和巩固练习2022-2023学年人教版八年级英语下册

Unit 5 What were you doing when the rainstorm came? 【基础巩固】Section B翻译以下短语。 1. begin to do sth ___________________ 2. take photos ___________________ 3. clean the room ___________________ 4. turn on the radio ___________________ 5. car wash ___________________ 6. talk about ___________________ 7. a car accident ___________________ 8. near our home ___________________ 9. right away ___________________ 10. have a look ___________________ 11. in bad shape ___________________ 12. You are kidding ___________________ 13. at the even ___________________ 14. on the radio ___________________ 15. be shocked ___________________ 16. the test of... ___________________ 17. in silence ___________________ 18. take down ___________________ 19. look put of ___________________ 20. so...that... ___________________ 【语法讲解】过去进行时 1.概念：过去进行时表示在 或 进行的动作。 2.谓语动词结构：wsa/were doing 3.时间状语： at that time/moment,(at)this time yesterday(last night/Sunday/week...)，at+点钟+yesterday ( last night/Sunday...)，when sb. did sth.等。 4.句型转换： 肯定句：Tom was sleeping at 9:00 last night. 否定句：Tom wasn’t sleeping at 9:00 last night. 一般疑问句：--Was Tom sleeping at 9:00 last night? --Yes, he was. --No, he wasn’t. 5.过去进行时和一般过去时的区别 过去进行时表示过去某时正在进行的动作，强调动作的连续性。一般过去时表示一个完成的动作，即用一般过去时只表示有过这件事或比较短暂的动作： He talked to his girlfriend on the phone yesterday.昨天他和女朋友通过电话。 He was talking to his girlfriend on the phone when I came in.我进来时，他在和女朋友通电话。 It rained yesterday.昨天下过雨。（不一定是一整天） 6.过去进行时中的when和while when和while都可表示“当……的时候”，引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗？请仔细观察下面的例句，然后补全空格中的内容。 ① I was walking to school when I saw a cat in a tree. ② When Sally arrived home, her mother was cleaning the house. 主句的动作是持续性的，而从句动作是短暂性的，此时用_______（when）引导时间状语从句，主句用_____________（过去进行时）时态，从句用一般过去时态。 ③ While I was sleeping in the bedroom, someone knocked at the door. ④ David fell while he was riding his bike. 主