问题描述： 这些怎么回答?Is this your son?Is this boy your son?Is Tom your son?怎么区分？ 1个回答 分类：英语 2014-11-09 问题解答： 我来补答 1.Is this your son?Yes,it is.No,it isn't.2.Is this boy your son?Yes,he is.No,he isn't.3.Is Tom your son?Yes,he is.No,he isn't.关键是看此句主语是谁,然后选用适当的人称代词代替它.this用it代替,而this boy和Tom都用he代替,回答即可. 展开全文阅读
