61.My own problems seem insignificant_____thoes of others.

50.I had a lot of trouble______the car_____this moring.

49.I vaguely remember______something like that.

48.Finally, the accused confessed to_____the girl.

47.The Great Pyramid_____nearly five thousand years ago is located on the bank of the Nile River.

46.The furniture arrived_____,so we had to send it back.

45.Don't worry.He is experienced enough_____this tough situation.

44.He said he would never be intimidated_____what he didn't like by other people.

43.I had the walls of that bedroom_____last week.

42.The travel agency arranges for us_____at a really nice hotel.

41.The Bunsen Burner is so named because it is thought______by Robert Bunsen.