> 英语 >
I really don't konw _________about it
A;what to do B; how to do 请问选择哪个,为什么?
人气:137 ℃ 时间:2020-03-01 04:58:07
解答
A
do是及物动词,后面须有宾语,这里它的宾语是what
how是副词,不能做do的宾语
下面几句都是对的:
I don't know what to do.
how to do it
what to do about it
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