在此before是副詞.如在句末,謂語通常用現(xiàn)在完成時.如:I haven't seen the film before.
I have seen him before.意思是可用肯定句咯是的。
I have read that book before BEFORE可以用在現(xiàn)在完成時肯定句嗎
I have read that book before BEFORE可以用在現(xiàn)在完成時肯定句嗎
英語人氣:144 ℃時間:2019-08-21 21:00:46
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