不定式做状语如何使用?

不定式作状语

1. 不定式常常作目的状语、原因状语、结果状语等。不定式作状语时，要注意不定式的逻辑主语应与句子的主语保持一致。

[高考题例]

11. To be a great scientist, ________ .

A. maths is very important

B. maths is more important than other subjects

C. one must understand maths

D. maths is important to be understood (选c）

2. "主语+系动词+形容词+ to do sth."句式中，当形容词说明主语具有某种特征时，不定式不使用被动式。例如：

The naughty boy is hard to deal with.那个顽皮的男孩很难对付。

[高考题例]

12. Tom kept quiet about the accident ________ lose his job.

A. so not as to B. so as not to C. so as to not D. not so as to

Key （选b)

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