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课件网) Unit 10 I've had this bike for three years. Section B (3a~Self Check) 新课导入 Free talk What things are special in your childhood memories 2 1 能复习for 和 since在现在完成时中的用法 能写一篇文章介绍自己最喜欢的东西 1.They have been friends____over ten years. A.since B.in C.for D.with 2.—How long have you_____the bike —For three years. A.borrowed B.lent C.bought D.had 3.Li Ming is so honest a boy that we all____him. A.hear of B.believe in C.take after D.look like 预习检测 C D B 4.I want to do something for these children in the village. They_____knowledge very much. A.are good for B.are famous for C.are thirsty for D.are bad for 5. — How long have you_____here — About two months . A.been B.gone C.come D.arrived C A 知识梳理 key sentences 1. It is +adj. (+for sb.) +to do sth. (对某人来说)做某事是…… 2. want to do sth. 想要做某事 3. love doing sth. 喜欢做某事 4. decide to do sth. 决定做某事 5. have been in + 地点 在某处待了多久 6. hope to do sth. 希望做某事 7. one of + the + 形容词最高级+可数名词复数 最……之一 8. used to do sth. 过去常做某事 9. need to do sth. 需要做某事 重点探究 能复习for 和 since在现在完成时中的用法 Group work 以小组为单位，回忆for 和 since在现在完成时中的用法，每个小组派一个代表发言。 小组展示 1 组 2 组 3 组 4 组 Revisoin 现在完成时中for 和since 的用法 现在完成表示动作或状态从过去某时开始，一直延续至今，还可能继续下去。since和for 是现在完成时当中常见的标志词。since “自从……”，for“持续了……”。since 用来说明动作的开始时间，for 用来说明动作延续的时间长度。 since + 过去的时间点 e.g. I have been very sad since the last time. 从上次开始，我一直很伤心。 Revisoin for + 时间段 eg: Tina has been away from home for five years. 蒂娜离开家已经5 年了。 Betty _____ hard since last term. That’s why her exam results are so good! (广东) A. has worked B. will work C. worked D. was working A 对since 和for 引导的时间状语进行提问，都可以用how long 来提问。 e.g. —How long have you lived here 你在这里住了多久了？ —I have lived here for about ten years. 我在这里住了大约10 年了。 【注意】 如何询问拥有某物多久了？ How long have you had it I've had it for/since ..... 如何回答？ 1 Complete the sentences using for or since. 1. I haven't been to a museum _____. 2. I haven't written a letter _____. 3. I haven't ridden a bike _____. 4. I haven't seen a movie _____. 5. I haven't played computer games_____. since I came to this school since 2010 for one year since I was ten years old for two years/since two years ago 2 Complete the conversation. A: Hey Eric, _____ you enjoyed your time in Beijing so far B: Yes, it ___ been great! Everyone is so friendly. A: How long _____ you been in China now B: Oh, I _____ here ___ about two years now. A: Wow, that means you haven’t _____ back to the US for two years B: No, I ____ been back twice_____ moving to China. ____ you been to the US before, Li Juan A: Yes, I went there once when I _____ 10 years old, but I _____ not been back _____ then. h ... ...
