特殊疑问词+to-do

1、C特殊疑问词+to do1. 我们可以用“疑问词+动词不定式”结构做动词的宾语。疑问词包括疑问代词 what 、which、who和疑问副词how 、when、where 等。但所有疑问词中，只有why不可以和动词不定式连用。2. 常和“疑问词+动词不定式”结构连用的动词及短语有：know、learn、see、hear、ask、tell、advise、decide、explain、find out. 另外，“疑问词+动词不定式”结构前，有时也可以是 sure 、clear 等的形容词翻译：(1)我不知道该做什么。 I dont know what to do. (2)你怎么知道在那里可以找到我

2、？How did you know where to find me ? (3)我不确定下面该做什么。I am not sure what to do next. 3.注意： （1）有些动词，如advise, ask, show, teach, tell等，其后可以接双宾语。 （2）有些疑问词，如what, which, whose, how many, how much等，其后先接一个名词再接动词不定式。 （3）“疑问词+动词不定式”结构在句子中可以做主语和表语。 （4）“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。练习： （1）Sandy 问我怎样去那。Sandy asks m

3、e how to go there. （2）他不知道该带多少钱。He doesnt know how much money to take. （3）何时开始是一个问题。When to start is a question. （4）我的问题是在哪里可以找到答案。My question is where to find the answer. 一、单项选择（ ）1. I will go to Harbin for my summer vacation. What about you ? I havent decided where _. A. go B. went C. going D. to

4、go （ ）2. I havent decided when _a holiday yet. A. took B. taking C. to take D. take（ ）3.Can I help you ,dear? Yeah, I do not know_ a banana milk shake. Maybe you can help me. A. what to do B. when to make C. how to make D. why to do二、句型转换(同义句转换） 1. He showed me how I can start the online tour. She showed me the online tour. 2. I dont know what he said. I dont know _ _ _. 3. Tom forgot when he met his friends Tom forgot _ _ _his friends. 4. Sandy is wondering where she asks for help. Sandy is wondering _ _ _ for help. 5. Amy