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too to 用法

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/13 22:16:59
too to 用法
too…to 句型的用法
该结构的基本形式为“too+形容词或副词+to+动词原形”,其意为“太…以至于不能…”:
He is too tired to go any further.他太累了,不能再往前走了.
He is too shy to speak to her.他太害羞,不敢同她讲话.
It’s too cheap to be good.这东西太便宜,好不了(即便宜无好货).
He is too young to know right from wrong.他太小,还分不清是非.
有时不定式前可以带有一个由介词for引出的逻辑主语:
The box is too heavy for me to carry.这个箱子太重,我提不起.
另外,该句型有时可与so [such]…that结构转换:
The box is too heavy for me to carry.
→The box is so heavy that I can’t carry it.
→It is such a heavy box that I can’t carry it.