too的用法

A too 表示“过于”：

I can't go out. It's too hot. 我无法外出，太热了。

She couldn't answer the questions because they were too difficult for her. 她无法回答问题，因为对她来说太难了。

B 可以用在 too…for sb．/sth．结构之中：

This skirt is too big for me. 这条裙子对她来说太大了。

It's too easy for me. 这对我来说太容易了。

C 可以用在 too…to do sth．结构之中：

The exam was too difficult for him to pass. 考试太难了，以至于他无法通过。

The box is too heavy for you to carry. 这个盒子太沉了，你没法扛起。

She is too young to live alone. 她年纪太小了，无法独自生活。

It's too far to walk home from here. 从这儿步行回家太远了。

请比较：

The wall is too high for them to climb over. 这堵墙太高了，他们无法攀越过去。

The wall is low enough for them to climb over. 这堵墙矮到如此之程度，以至于他们可以攀越过去。