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whose pens are these?还是whose are these pen?区别?

题目详情
whose pens are these?还是whose are these pen?区别?
▼优质解答
答案和解析
whose pens are these?是这个
区别:whose pens are these?的意思是:这些是谁的笔?
如果用第二句应该说成whose are these pens?它的意思是:这些笔是谁的?