维纳尔杜姆ca pa:英语What's this?的复数形试是?

来源:百度文库 编辑:高校问答 时间:2024/04/28 00:29:33

what are these?

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What are these?

what're these?

What are these?或者What are they但还是前者更加好些 建议楼主去看一下最基本的英语书