英语学语法：不定式作状语

　　1)目的状语

　　英语学语法To… only to (仅仅为了),　in order to,　so as to,　so(such)… as to… (如此……以便……)

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　　He ran so fast as to catch the first bus.　他飞快地跑以便赶上第一班车。

　　I come here only to say good-bye to you.　我来仅仅是向你告别。

　　2)作结果状语，表当时不预觉得的，要放在句子后面的英语学语法。 CopyRight .com

　　What have I said to make you angry.

　　He searched the room only to find nothing.

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　　3)　表起因 内容来自

　　I'm glad to see you. CopyRight .com

　　典型英语学语法例题 CopyRight .com

　　The chair looks rather hard, but in fact it is very comfortable to ___. 内容来自

　　A. sit　 B. sit on　 C. be seat　 D. be sat on

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　　答案：B.　如果不定式为不迭物动词，其后应有必要的介词。当动词与介词连用时，常位于"形容词+动词不定式"结构的末尾。