33. bị động
34. This is the first time we have seen such a breathing view.
35. It is known that Ha Long Bay...
36. Jane asked Tommy why he hadn't paid the bill.
37. Even though they knew the answer,...
38. In my class, .....students two of whom come from England.
39. The bird.....her wings in order to protect....
40 If Daisy wasn't kind and sociable, she wouldn't have...