He did't know that he will come to school on time He did't know when he will come哪一句正确?

He did't know that he will come to school on time He did't know when he will come哪一句正确?
过去时不看的话、哪个错了He didn't know the detective have finished hie report对额呢、
英语人气:611 ℃时间:2019-10-23 14:04:06
优质解答
第二句
第一句如果把that换成if也对
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