问题描述：
That' my grandfather 改成否定句,一般疑问句
问题解答：
我来补答
That's my grandfather
否定句:That isn't my grandfather
一般疑问句:Is that your grandfather?
若有任何疑问可以【直接回复】或是【继续追问】或是【百度hi】我
尽量在最短的时间内回复
再问： 还有 He's my brother 最后一个 They're my grandparents 请问这个怎么改
再答： He's my brother 否定句: He isn't my brother. 一般疑问句: Is he your brother? They're my grandparents 否定句: They aren't my grandparents. 一般疑问句: Are they your grandparents? 若有任何疑问可以【直接回复】或是【继续追问】或是【百度hi】我 尽量在最短的时间内回复 ~~要是满意的话【选为满意答案】吧(*^__^*)，顺便【赞】一个~~o(>_
