occasion为先行词的定语从句的什么时候用when,什么时候用where?还有,从现在完成时态和一般过去...
occasion为先行词的定语从句的什么时候用when,什么时候用where?还有,从现在完成时态和一般过去时态比较知道前者表示表示现在已刚刚完成,那么用already不就与现在完成时态意义相违了吗?
人气：498 ℃ 时间：2020-01-31 21:20:10
解答
有时候already也和一般过去连用,甚至还有一般现在呢,she is 80 already.不要纠结于一个时间副词,他不能决定你用什么时态,只不过为你的语义表达服务而已
occasion在剧中做时间状语就用where=on which的时候
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