最佳答案:is tom seven? yes,he is. no,he isn't.
最佳答案:主语和be动词不能缩写的情况只有在回答一般疑问句的肯定回答时,才不能缩写.例如Yes, he is. (不能写成Yes, he's.)做肯定回答时,只能写到th
最佳答案:肯定句:His name is Mike.否定句:His name isn't Mike.一般疑问句:Is his name Mike?肯定回答:Yes,it
最佳答案:His uncle is cookingHis uncle isnt cookingIs his uncle cooking?Yes ,he isNo,he i