37.　　 　Jim doesn’t know how he can swim. Jim doesn’t know ______ ______ ______.

36.　　 My father is working here. My uncle is also working here. ______ my father ______ my uncle ______ ______ ______.

35.　　 It seems that our class is going to win. Our class ______ ______ ______.

34.　　 If you play football here, you may break the windows. ______ play football here, ______ you may break the windows.

31.　　 She sat nearest to the doctor’s door. ______ ______ sat ______ to the doctor’s door ______ she did. 32.　　 Please stand in line. Please ______ ______ your ______. 　 Don’t ______ ______ ______, please. 33.　　 You mustn’t put the plastic bags here and there. You mustn’t ______ the plastic bags ______.

30.　　 We are all before you. You ______ ______ ______ all. 　

29.　　 What other things would you like? ______ ______ would you like?

28.　　 I can help my father with the farm work, or my brother can help him with it. ______ my brother ______ I ______ ______ my father with the farm work.

27.　　 His first visit to China was in 2000. He ______ China ______ ______ ______ ______ in 20000.

26.　　 Do you have a favourite band? ______ ______ a band ______ ______ ______ ?