"too...to"结构具有表示否定、肯定两种意义的功能。“too…to” 是用来表示某种程度上的极限。它的结构是:too + 形容词/副词 + to + 动词。具体内容小编已经整理好了,一起来看看吧。
too…to的用法
1.too…to的语法
(1)He is too shy to give a speech. 他太害羞,不敢做演讲。
(2)It's too far to get there on time. 那个地方太远,不能准时到达。
2.不定式的逻辑主语:有时不定式前可以带有一个由介词for引出的逻辑主语。
(1)It's too expensive for her to buy. 太贵了,她买不起。
(2)The box is too heavy for the boy to carry. 这个箱子太重,这男孩提不起。
3.不定式是否带宾语:在通常情况下,too…to…结构中的不定式可根据其是否及物来确定它是否带宾语。
(1)He is too tired to go any further. 他太累了,不能再往前走了。
(2)The room is too dirty to live in. 这房间太脏,不能住。
4.不定式是否用被动语态
(1)The text is too difficult to understand. 这课文太难了,理解不了。
(2)The text is too difficult for the students to understand. 这课文太难了,学生理解不了。
5.与so [such]…that结构的转换
(1)The child is too young to dress himself.
→The child is not old enough to dress himself.
(2)The box is too heavy for me to carry.
→The box is so heavy that I can’t carry it.
6.too…to…有时可表示肯定意义
(1)He is too clever not to understand this. 他太聪明,不会不明白这一点。
(2)Never too old to learn. 活到老学到老。
too…to的常见句型
too…to结构可以用于表达以下几种情况:
表示程度过高,以至于无法做某事:
例如:
The water is too deep to swim in. (水太深了,不能游泳。)
The movie is too scary for children to watch. (这部电影太可怕了,孩子们不能看。)
表示能力不足,无法做某事:
例如:
I am too weak to carry the box. (我太虚弱了,搬不动箱子。)
She is not smart enough to solve the problem. (她不够聪明,解决不了这个问题。)
表示时间不够,无法做某事:
例如:
I am too late to catch the train. (我太晚了,赶不上火车了。)
We don't have enough time to finish the project. (我们没有足够的时间完成这个项目。)
练习造句:
他太老了,不能上大学了。(He is too old to go to college.)
这道题太难了,我不会做。(This question is too difficult for me to do.)
房间里太黑了,我看不见东西。(The room is too dark for me to see anything.)
她太累了,不想说话。(She is too tired to talk.)
我们还有很多工作要做,没有时间休息。(We have too much work to do to take a break.)