当could have
should have
must have 出现时,反义疑问句的助动词用have或者has
请看一道改错题 The lady must have waited for you for a long time,mustn't she?
请看一道改错题 The lady must have waited for you for a long time,mustn't she?
The lady must have waited for you for a long time,mustn't she?
mustn't->hasn't
为什么呢?
The lady must have waited for you for a long time,mustn't she?
mustn't->hasn't
为什么呢?
英语人气：402 ℃时间：2019-10-19 20:48:05
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