Is this your *** 回答用 yes,it is 和yes ,she（he）is 有什么区别?比如是 Is this your mother？回答什么？如果 对着图片问：Is this your mother？回答什么？有什么区别？什么情况回答什么？

Is this your car?用It is回答,还是用This is回答 is this your cousin 用英语怎样回答 Is this your school?Yes,it is my school.Is this your ticket?Yes,this is my ticket.为什么一个用it is,一个是this is回答? Is this your handbag?回答用it?主语是谁?this or it 谁是主语?回答yes,it is.完整回答 is this your brother?如何回答? Is this your brother?(做否定回答) Is this your book?的肯定回答 is this your book?(肯定回答) Is this your dictionary肯定回答 Is this your ruler?作肯定回答 Is this your friend?怎么回答 .Is this girl your friend?(否定回答) Is this your friend?做否定回答 Is this your eraser怎么回答 Is this your sister?否定回答RT Is this your book 怎样回答 Is this your desk.(怎么回答） Is this your father?的回答