I don't know he will come tomorrow or not 括号中该填whether还是if 还是weather

分类: 作业答案 • 2021-12-24 15:29:00

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答

I don't know _________he will come or not tomorrow这里填whether.这句是whether引导宾语从句.翻译为“是否“.这里不用if 的原因是后面有个”or not“,一旦你看到它,就知道只用whether.宾语从句中,主句为一般现在...