(
课件网) 人教版 八年级下册 Unit 10 I've had this bike for three years. 知识点精讲精练 1. how long… …多长时间了？ 用现在完成时翻译： 1) ———你离开你的家乡多长时间了？———大约两年了。 -- How long have you been away from your hometown -- For about 2 years. 2) ———你在中国呆多久了？ ———从我10岁的时候开始。 -- How long have you been in China -- Since I was 10. How long提问，回答一般用用for+时间段或since+时间点 Language points how soon… 还要多久… (回答一般为in+时间段) how often… 多久一次… (回答多用次数) how far… …多远 (回答用距离) -- How soon will you be ready？ -- In 5 minutes. -- How often do you watch TV -- Three times a week. -- How far is it from your school to your home -- 6 kilometers. -- ___ does it take you to get to school by bike -- About fifteen minutes. How soon B. How often C. How long D. How far 2. since prep. & conj. & adv. ①从…以后 ②因为，既然 since + 过去时间点 I haven’t met him since 2010. 2) since + 一段时间 + ago I haven’t met him 9 years ago. 3) since + 一般过去时的句子 I haven’t met him since his father died. 自从他父亲去世，我就没见过他。 Language points I’m forever on a diet, _____ I put on weight easily. A. so B. but C. although D. since It _____ twenty years since we last went to the theatre. A. has B. was C. is D have been 自从…已经… It is / has been + 时间 + since + 一般过去时句子 3. sale n. 出售, 销售 Chickens are on sale in the market. 小鸡在市场上出售。 I'm sorry; it's not for sale. 抱歉，它不是卖的。 on sale 减价出售 for sale 待售，供出售 Language points 4. bring back ①归还 ②把…送回 ③使想起 ④恢复 He brought me back in his car. 他用车把我送回家。 Please bring back all the library books by the end of the week. 请在周末前把图书馆的书全部归还。 Most people are against bringing back the death penalty. 大多数人反对恢复死刑。 The photos brought back many pleasant memories. 那些老照片给人带来很多美好的回忆。 Language points 5. memory n[C]. 记忆；回忆；内存 have a good / bad / short memory 记性好、差 have a short memory 健忘 bring back memories 唤起回忆 in memory of sb. 用来纪念某人 He held the funeral in memory of his late wife. 他举办葬礼来纪念他已故的妻子。 Language points 6. in need 需要；在困难中 (一般作后置定语) A friend in need is a friend indeed. 患难见真情。 be in need of = need 需要 I'll come when you need / are in need of help. 在你需要帮助的时候我会来的。 Language points —Do you know how I can give away some old things to the people_____ — Yes, you can put them into the collection box in your neighborhood. A. in danger B. in public C. in need D. in order 处于危险中 当众 需要；在困难中 按顺序 Conclusion: a couple of 表示具体的数量“_____”，指两个相同的人或物体； 有时也表示数量不定的“_____”，具体意思往往视上下文和具体的语境而决定。 少数几个 两个 Production Observe and discuss the usage of a couple of. 1. ① I've had this magazine for a couple of months. ② Mary jogs a couple of miles every morning. ③ They have to wait for a cou ... ...
