单词：be able to
能, 会
be able to的用法和样例：
例句
- We hoped that we should be able to do that.我们希望我们能这样做。
词汇搭配
- not to be able to do something for toffee无能力做某事...
- not to be able to do something for toffy无能力做某事...
- not be able to see a wink什么都看不见,一点光...