1—5 BABAC 6—10 BCCAB 11—15 YYNNY 16—20 BCABC 21—25 ADECB
26.leave 27. starts 28.four 29.friends 30.Sunday
31—35 CBDAD 36—40 CACBC 41—45 BCBDA 46—50 CBEFD
51. driving 52.shorter 53. night 54.breakfast 55.hospital
56. The flower grow in spring.
57. Where are the gray dogs？
58. There is a monkey beside the tree./There is a tree beside the monkey。
59. Are you making a model airplane？
60.Let us go to the cinema together.
61—65 BCDGF 66—69 BACD 70.我把使用过的三明治包装纸放进了邮箱里。
71.I live in Beijing. 72. T 73.F 74.more than 75.easy 76.Dad
77. He can do the dishes and sweep the floor.
78. Yes，he does. 79 Sally. 80.Five.
81.作文
82.c 83. 7 84.Seven hours 85.c 86. D