had是have的过去式.过去式一般是在叙述过去那个时点的情况时用的.
have(n't) had 是have的现在完成式.是在表示从过去某一时点到现在,这段时期内的状态.
用到for时,一般是表示一段时期,所以用完成式 haven't had.
小朋友,don't had 的语法是错误的.如果用过去式的否定,应该是didn't have.did 是do的过去式.
How dry it is We ______(not have) any rain for days.为什么这儿要填h
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