—Is John coming by train.—He should,but he ________ not.He likes driving his car.
40. When I was very young, I thought that inside the radio ______ who liked talking very much.
39. ______ has forced people, especially women, to endure a lot of pain and suffering to make themselves more beautiful?
38. Mr. Black ______ home because his briefcase is still on the desk.
37. All animals, ______ their size, breathe once for every four heartbeats.
36. ______ has helped to save the drowning girl is worth praising.