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She considers it necessary to make friends with him. We find it difficult to finish all the homework before 9 o’clock. The man downstairs found it difficult to get to sleep. I feel it easy to recite the text. e. 動(dòng)詞+疑問代(副)詞+不定式:這類動(dòng)詞常見的有advise, decide, find out, forget, inquire, know, learn, see, regard, remember, teach, tell, understand, wonder等。 does not know when to start. can decide whether to continue or to stop. will show you how to deal with it. 3.作賓語補(bǔ)足語 a.tell,ask,want,order,teach,invite,warn,wish,help,get,wish,help等詞后面常接不定式作賓補(bǔ)。s mother taught him to read and write. b.let,make,have,see,hear,feel,watch, notice后面接不帶to的不定式作賓補(bǔ)。如: They are made to work 16 hours a day by the boss. She was heard to sing in the next room. 4.作定語:放在被修飾的名詞、代詞后面 例句:I have a lot of work to do. He could do nothing to help the boy. There was really nothing to fear. He gave me an interesting book to read 點(diǎn)擊規(guī)律:動(dòng)詞不定式若在句中作定語,常放在被修飾的名詞、代詞之后。如: I have a small bedroom to live in. Have you got some pens to write with? Mary needs a friend to play with. That girl has nothing to worry about. They have a strict teacher to listen to. 5.表語:放在連系動(dòng)詞be后面 例句:His wish is to bee a scientist. The first important thing is to save the soldiers39。 點(diǎn)擊規(guī)律:動(dòng)詞不定式在句中作表語時(shí),通常對(duì)連系動(dòng)詞前面的名詞進(jìn)行詮釋說明。如: I e to see you. He runs fast in order to get there in time. b.原因狀語:放在sorry,glad,surprised, disappointed,excited等詞后面。如: Some of the apples are hard to reach. The room is large enough to hold 1000 people. 7.與what,who,whose,when,where, how等疑問詞連用,作賓語、賓語補(bǔ)足語、主語等。t know what to do next.(賓語) He taught us how to use the puter.(賓語補(bǔ)足語) It39。例如: the old lady (to) carry the heavy