31. My brother often ( go ) goes  skiing in winter. (THÌ HIỆN TẠI ĐƠN)

32. HAVE You ( write )...WRITTEN........the report to Paul yet ? (THÌ HIỆN TẠI HOÀN THÀNH)

33. When she ( call )..CALLED........, I ( have )...HAD........a bath.

34. The sun ( rise )...RISES........in the east and ( set )...SETS.....in the west.((HTĐ, SỰ THẬT HIỂN NHIÊN)

35. Two years ago , we ( not / meet )DIDN'T MEET............you. (QKĐ)

36. DOES Hoa ( watch )..WATCH.........TV every night ? (QK)

37. We ( eat ).HAVE EATEN........ Sushi at least five times so far.(HTHT)

38. You shouldn't ( swim ).SWIM........cross this river.(SHOULD+V)

39. They ( announce )..WILL ANNOUNCE.........the winner of the competition next week. (TLĐ)

40. Ann likes ( cook )..COOKING........ but hates ( wash )...WASHING........up.