谢咯.She likes milk.(改为一般疑问句并作肯定回答）John comes from Canada.(对Ca

She likes milk。(改为一般疑问句并作肯定回答）
Does she like milk?
Yes, she does。
No, she doesn't。
John comes from Canada。(对Canada进行提问）
Where does John come from?
I like taking my dog for a walk after supper。（对taking my dog for a walk 提问）
What do you like doing after supper?（楼上的也没什么错误,具体情况要看给你的空格数决定,而我这个是最标准的答案）
不,她学习很用功,放学后她总是看书。
Yes, she studys hard。 She always reads books after school。（主语是第三人称,所以read要用它的第三人称单数reads；不能用no,Yes后面必须是肯定句,这里因为后面是肯定句所以用yes,No后面只能用否定句）
他在第三中学上学,他每天早上七点上学。
He is studying in the third middle school。 He goes to school at 7 in the morning everyday。
西蒙的朋友的姐姐长大后相当一位歌手。
The older sister of Simon's friend wants to be a singer when she/he grows up。
很认真的回答了楼主的问题,希望楼主给点分!