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初中英語動詞不定式講解試題和答案 一、作主語,可以用it代替,it叫形式主語,動詞不定式放在后面叫真正主語 1.To learn a foreign language is not easy. It is not easy to learn a foreign language. 2. It’s dangerous to drive very fast. 二、作表語 My idea is to ring him up at once. 我的想法是馬上給他打電話?! ∪绻髡Z部分含實義動詞do,且作表語的動詞又是“do”的內(nèi)容,這時表語不定式的“to”可以省略。如:All I did was wait here. 我能做的就是在這里等?! ∪?、常可接動詞不定式作賓語的動詞有:agree(同意), hope(希望), decide(決定), need(需要), mean(打算), wish(希望), fail(失敗), want(想要), begin(開始), would like(想要)等?! e has decided to go to the countryside. 他已決心去鄉(xiāng)下?! ∷?、“疑問詞 + 動詞不定式”結(jié)構(gòu)可以作動詞know、think、find out等的賓語?! don’t know who to ask. 我真不知道該問誰?! ∥?、“疑問詞 + 動詞不定式”可以作動詞show、teach、ask等后面的直接賓語?! he told me where to find the earphone. 她告訴我什么地方可以找到耳機?! ×?、如果賓語太長,可用it作形式賓語,構(gòu)成“主語 + 謂語 + it + 賓語不足語(名詞或形容詞) + to do sth”結(jié)構(gòu),謂語動詞常為find、think、feel等?! found it difficult to stop him. 我發(fā)現(xiàn)攔截他很困難?! ∑?、動詞不定式可以作介詞的賓語?! utumn harvest is about to start. 秋收即將開始?! ’m worrying about what to do next. 我正愁下一步該怎么辦。 八、作定語的動詞不定式與被修飾詞有動賓關(guān)系?! have