They re policeman的错误在哪谁可以告诉我啊?

They re policeman的错误在哪谁可以告诉我啊? 英语改错：They‘re policeman they,re的单数 They're swimming的问句 they're的完全形式 They're的中文意思 they're的完全形式. They're busy.的中文 They’re Tim.的中文? who're they的复数 they're是不是they were的缩写 they're是不是they are的缩写 他在读什么?的英文 我们都要去银行.的英文They are talking to the policeman.(划线部分提问：the policeman)They're going to the classroom.(划线部分提问：the classroom)一一（put)on your coat,it's cold outside.(用所给 they're very cute.的意思 They're very kind的翻译是什么? They’re near the river.的问句 They' re not sale的翻译 when they're leaving there的意思