1 There are
2 What class are
3 It isn't
4 Don't put
5 What are
6 Jane was from Canada.
7 Ann could fly kite one year ago.
8 She could dance well when she was.(这一句你少写了个单词,was 后面有个表示几岁的词,直接加上去就行了）
9 Could he play ball games before?
10 They couldn't fly kites at all when they were ten.
11 Where was the dog just now?