lesson 89-90 新概念一册教师用课件全（吐血制作）.ppt

89-90 believe v. 认为 相信 may modal v. 可以 请求同意 我相信你是一个好人。 I believe that you are a good man. 我能吸一支烟吗？ May I have a cigarette? 我能坐这儿吗？ May I sit here? why adv. 为什么 sell v. sold,sold 买，出售 你为何想卖掉你的狗呢？ Why do you want to sell your dog? because conj. 因为 retire v. 退休 你为何想卖掉你的狗呢？ 因为我妈妈不喜欢狗。 Because my mom doesn’t like dogs. cost v. cost; cost 花费 pound n. 英镑 100　pennies The book costs $10. (划线提问） How much does the book cost? worth　 prep. 值…的钱 penny n. 便士 一便士 50便士 这表值20便士. The watch is worth 20　pennies. be worth +num. …值…（钱） sale n. 出卖； 出售 sales reps for sale 出售 Sth. is ~. 这房子在出售。 have a look at sth. 看看… 我可以看看你的车吗？ May I have a look at your car? how long 多长,多久 （时间） 　 你在这儿住了多长时间？ How long have you lived here? 他在这站了多久？ How long has he stood here? 他在这儿住了20年了。 He has lived here for 20 years. since prep. 自从… 介词短语 在句尾 自从1976年起我就在这了。 I’ve been here since 1976. decide v. 决定 Nigel name. 奈杰尔 Ian name. 伊恩 Watch the flash  Lesson 90 words Written exercise A 将一般过去时的肯定句变成一般疑问句，否定句。 动词的五种形式 bring think find stand understand speak break tell make send spend let Written exerciseB 例句 they buy a new house two weeks ago ①Have they bought a new house two weeks ago? ②Yes, they have already bought a new house. When did they buy a new house? They bought a new house two weeks ago. Lecture paper * * 主句 宾语从句