to be done 用法
网校学员吴义伦**在学习大学英语六级全程备考班【小橙卡专享班】时提出了此问题,已有1人帮助了TA。
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may have done用法小结
一条路。 may not/mightn't have done 表“可能不” 之前我们讲到过 can't/couldn't have done 是表示“不可能”,而 may not/mightn't have done 则是表示“可done能不”,要注...
can have done用法小结
done can have done干了?(表怀疑) He couldn't have checked out so early. 他不可能这么早就离开了。(表不可能) 注意:can't have done 的语气比 couldn't have don...
情态动词+have done的用法讲解
什么事。 7.He must have done sometime. Certainly he had always been jealous of him as a child. 有时他肯定爱,当然他总是忌妒弟弟,像一个小孩子。 二、can/coul...
从零开始学语法:may have done用法小结
一条路。 may not/mightn't have done 表“可能不” 之前我们讲到过 can't/couldn't have done 是表示“不可能”,而 may not/mightn't have done 则是表示“可done能不”,要注...
case when用法
用法
从零开始学语法:can have done用法小结
done[/w] can have [cn]done干了?(表怀疑) He couldn't have checked out so early. 他不可能这么早就离开了。(表不可能) 注意:can't have done 的语气比 couldn't ...
大学英语六级全程备考班【小橙卡专享班】
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