71. When did your mother give birth to you?
When      you      ？

70. Why is the house      (shake) now?

69. What a      (cloud) day it is today!

68. You can      (easy) finish the work on your own.

67. It is very      (danger) to play with fire.

66. Birds can fly      (free) in the sky.

65. Is your      (孙女)old enough to go to school?

64. Maybe he has got a bad      (咳嗽) 

63.1 saw many      (渔民)in the seaside village.

62. It is a      (憾事)that he cannot come to my birthday party.