【文章內(nèi)容簡介】 s. Step 4 Grammar 1 1. We can use a question word with a toinfinitive after a verb. . Millie has decided what to read. Daniel did not say who to talk to about this book. Simon fot when to meet his friends. Kitty cannot decide which to choose first. Sandy is wondering where to ask for help. Amy does not know how to write the report. 2. We can use a verb + object before a question word with a toinfinitive. advise, ask, decide, discuss find out, fet, know, learn remember, say, show, teach think, understand, wonder . Mr Wu advised us which to choose as afterschool activities. The students asked their teacher when to hand in their work. Millie showed us what to do next. Daniel taught himself how to use a puter to draw. Don’t fet to tell your mum where to meet you. 3. We can use a noun after what, which, whose, how many and how much. . They are discussing which color to paint the walls. You can ask your parents how much money to take with you. 4. We can also use an adjective like sure or clear before a question word. . Suzy was not sure who to ask for help. Are you clear when to meet at the gate tomorrow? 5. 疑問詞 +動詞不定式 我們可以用 “疑問詞 +動詞不定式 ”結構做動詞的賓語。疑問詞也包括疑問代詞what 、 which 、 who 和疑問副詞 how、 when、 where。常和 “疑問詞 +動詞不定式 ”結構連用的動詞及動詞短語有： know、 learn、 see、 hear、 ask、 tell、 decide、 explain、 find out、 fet、 remember、 understand 等。 . I don’t know what to say next. 我不知道接下來該說什么。 I can’t decide which to take 我不能決定該那哪一個。 Please tell me how to go there. 請告訴我怎樣到哪兒。 “疑問詞 +動詞不定式 ” 結構在句子中還可以做主語和表語。 . How to deal with the problem is most important to us. 如何處理這個問題對我們來說是最重要的。 The problem is when to leave the place. 問題是何時離開這個地方。 “疑問詞 +動詞不 定式 ” 結構可以改寫成由該疑問詞引導的從句。 . I don’t know what to do. = I do not know what I should do. 我不知道該做什么。 注意：所有疑問句中，只有 why不可以與動詞不定式連用。 6. Doing exercises. 1. Complete the dialogue on Page 55. Amy and Daniel are talking about their Reading Week. Complete their conversation. Use the correct question words and toinfinitives. how, what, ask for, find when, where, hand in, read which, who, speak, travel, write about Amy: Mr Wu has remended so many interesting books. Have you decided (1) ____________ first, Daniel? Daniel:Yes. I want to read Black Beauty first. But I don’t know (2) ___________ the book. Amy: You can try our school library or Sunshine Library. Oh, did you know Peter is reading Around the World in Eighty Days? He wants to find out (3) ____________ around the world in such a short time. Daniel: Wow, that’s amazing! By the way, can you tell me (4)______________ our book report? Amy: Before next Friday. I’m still not sure (5) _________________ in the report. Daniel: You can write anything about your book – what the book is about, what you think of it and so on. You should read some reviews about the book before writing. Amy: Thank you. Anyway, I know (6) ______________ help with writing. Mr Wu is always there to help us. 2. Check the answers. Step 5 Grammar 2 We use must and have to to say that it is necessary to do something. 1. We use must when the speaker feels that something is necessary. . “I must run away from them,” Gulliver thought. 2. We use have to when the situation makes something necessary. . I have to use them to reach the box on the fridge. She has to take her daughter from school in the afternoon. 3. We use must not to say that something is not allowed. . You must not smoke in the library. 4. We use do not have to to say that it is not necessary to do something. . We do not have to go to school at weekends. 5. Doing exercises on page 56. Amy is telling her cousin Shirley some library rules. Complete what she says with must, must not, have to or don’ t have to. You (1) _____ keep quiet in the library. You (2) _____ keep the books clean and tidy. You (3) _______ draw or write on the books . You (4) _______ eat or drink in the library. You (5) _____ return the books on time. If you want to keep them longer, you (6) ______ renew them. You (7) ____________ bring your student card every time you go to the library, but remember to bring your library card. Step 6 Exercises 一、完成下列句子。 1. I don’t know _____________________ (在會上說什么 ). 2. Can you tell me ___________________(在哪里能買到這本書 )? 3. ________________________________ (在何時何地召開這會議 ) hasn’t been decided yet. 二、用 how, which, what, when, where 填空。 1. When I go into the clothes shop, I always can’t decide _____ one to buy. 2. My grandfather doesn’t know ____ to use a puter. 3. Will you please show me ____ to drive a car? Yes, of cou