Although he missed the last bus , he ( was able to ) take a

问题描述:

Although he missed the last bus , he ( was able to ) take a taxi home .
括号里的为什么不能用“could"代替?
1个回答 分类:英语 2014-12-15

问题解答:

我来补答
could表虚拟的嘛,而这里是过去完成式
 
 
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