23．Who is the girl _______ is wearing a red dress？

22．The house _______ we live in is not very large．

21．The man _______ I saw yesterday was John's father．

20．She said _______ she would come over to my home tonight．

19．Emma found a watch on the floor，but she didn't know _______ watch it was．

18．My teacher asked me _______ I was late for class this morning．

17．Could you show me _______ I can use the computer？

16．The dictionary isn't so expensive _______ that one．

15．We did _______ the teacher told us．And at last we won the match．

14．_______ Bob has never been to China，he is very interested in it．