70. It was January 　　　　　　　　(five) yesterday.

69. She said it was much 　　　　　　　　(good) if she did her own work.

68. My brother is good at 　　　　　　　(sing)．

67. While the boy 　　　　　　　　　(walk) down the street, the UFO landed.

66. If we run, we 　　　　　　　　(catch) the early bus.

65. My grandma was very happy 　　　　　　　(see) us yesterday.

64. Why not 　　　　　　　　(open) the window? It's so hot here.

63. They aren't from China. They are 　　　　　　　　　(foreign).

62. I prefer 　　　　　　　　　(tomato) to carrots.

用括号内所给单词的适当形式填空。

61. Eating more vegetables will keep you 　　　　　　　　(health).