23.Mr.Wang taught our maths last year.

答案：our→us

22.I think I’ve gone there once.

答案：gone→been

21.The woman has been to England for three years.

答案：to→in

20.Tom’s mother taught him to read and write.(对画线部分提问)　

　 　　　　　　　　Tom’s mother 　　　　him 　　　　　　　?

答案：What did;teach;to do

19.She’s put away her books,　　　 　　　　?(完成反意疑问句)　

答案：hasn’t she

18.The boy was reading English when the teacher came in.(对画线部分提问)　

　 　　　　　　　　the boy 　　　　when the teacher came in?　

答案：What was;doing

17.The man has to stay at home.(改为否定句)　

The man 　　　　　　　　　　　　stay at home.　

答案：doesn’t have to

16.Sally went to Lao She’s Teahouse last night.(对画线部分提问)　

　 　　　　　　　　Sally 　　　　o Lao She’s Teahouse?　

答案：When did;go

15.What do you say about 　　　　(travel) by bike?

答案：traveling

14.Teachers don’t like us 　　　　(be) late for school.

答案：to be