题目
一道关于情态动词的英语题
He was a good swimmer so he _________ swim to the river bank when the boat sank.
A. could B. might C. should D. was able to
选D为什么不选A
强调能力不应该选择A吗?
He was a good swimmer so he _________ swim to the river bank when the boat sank.
A. could B. might C. should D. was able to
选D为什么不选A
强调能力不应该选择A吗?
提问时间:2021-04-04
答案
be able to 强调结果,成功做成某事
could 强调能力,可能
The cildren were able to run out of the house before it was burnt down.
could 强调能力,可能
The cildren were able to run out of the house before it was burnt down.
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