江苏省昆山市鹿峰中学牛津译林版八年级英语下册课件：Unit4-Grammr.pptVIP

“疑问词+动词不定式” 结构可以改写成由该疑问词引导的从句。 e.g. I don’t know what to do. = I do not know what I should do. 我不知道该做什么。 注意：所有疑问句中，只有why不可以 与动词不定式连用。 Amy and Daniel are talking about their Reading Week. Complete their conversation. Use the correct question words and to-infinitives. Amy: Mr Wu has recommended 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. how, what, ask for, find when, where, hand in, read which, who, speak, travel, write about which to read where to find 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? how to travel when to hand in 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. what to write about Amy: Thank you. Anyway, I know (6) ______________ help with writing. Mr Wu is always there to help us. who to ask for We use must and have to to say that it is necessary to do something. We use must when the speaker feels that something is necessary. e.g. “I must run away from them,” Gulliver thought. zxxk We use have to when the situation makes something necessary. e.g. I have to use them to reach the box on the fridge. She has to take her daughter from school in the afternoon. We use must not to say that something is not allowed. e.g. You must not smoke in the library. We use do not have to to say that it is not necessary to do som