Unit 4 A good read Grammar 第一页,共31页。 Preview 词组翻译。 hand in the work 2. and so on 3. return the book on time 4. read some reviews 5. recommend so many interesting books 6. in such a short time 第二页,共31页。 Learning aims To learn how to use question words with to-infinitives. To learn how to use “must and have to” to say that it is necessary to do something. 第三页,共31页。 Andy doesn't know ____________. what to wear Presentation 第四页,共31页。 Millie can’t decide _________________. which book to buy 第五页,共31页。 They don’t know _________ to the station. how to go 第六页,共31页。 Helping hands Work in groups to find out the rules about question words+ to-infinitives on Page 54. 第七页,共31页。 We can use a question word with a to-infinitive after a verb. 2. We can use a verb + object before a question word with a to-infinitive. 3. We can use a noun after what, which, whose, how many and how much. 4. We can also use an adjective like sure or clear before a question word. Work out the rules Except why 第八页,共31页。 Exercise 1 Translate as quickly as possible 1. 丹尼尔没有说他要与谁交谈这本书。 2. 凯特无法决定先选择哪一个。 3. 学生们问老师什么时候上交作业。 4. 米莉演示给我们看下一步怎么做。 5. 你可以问你的父母要带多少钱。 6. 你清楚明天什么时候在门口集合吗? 抢答,1分1题 第九页,共31页。 1. “疑问词+动词不定式” 结构在句子中还可以做主语和表语。 . How to deal with the problem is most important to us. The problem is when to leave the place 疑问词+动词不定式 Do you want to know more about how to use wh-+to infinitives ? 第十页,共31页。