71. 1962年，他被选为一名宇航员。

In 1962,hean astronaut.

用方框中所给动词的适当形式填空。(每小题1分，共5分) 

  fly   help   work   cycle   achieve 

66. It is great fun around the city on such a fine day.

67. You must be very proud of your in physics.

68. They plan to take a round-the-world next year.

69. We are laughing happily now,but at this time yesterday we hard.

70. A monitor is a good to the teachers. He or she can also do a lot to help classmates.

65. The TV programme Super Brain is so fantastic that it is well worth (watch) .

64. Every student finished the work (success) .

63. Many birds fly to the (south) areas when winter comes.

62. The CD can help you know (wide) the knowledge of geography.

61. I admire them because they are national (hero) .

60. Everyone should make a (贡献) to protecting the environment.

59. It’s every (市民) duty to keep our neighbourhood clean and tidy.