51. Neil Armstrong, .................walked on the moon, lived in the USA. A. which B. whom C. who D. whose 52. UFOs mean ................flying objects. A. unknown B. unidentified C. unable D. unimaginary 53. There is no ..................that he has been here. A. evident B. evidential C. evidentially D. evidence 54. Do you think you will be able ................a space trip? A. take B. to take C. talking D. taken 55. If I ..............a bird, I would be a drove. A. am B. is C. are D. were 56. If we became rich, we would travel .................the world. A. on B. in C. at D. around 57. She would come to see you if she .................your address. A. have B. has C. had D. having 58. Where will you go if you ................a car? A. have B. has C. had D. having 59. Where would you go if you .................a car? A. have B. has C. had D. having 60. This test must be done.................... A. carefully B. care C. careful D. careless

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