参考答案 T-4ABCA 5-9 ACBCA 10-14 CBABC 547 BAC 18-20 CBB 21-25ACBAB 26-30 CDADB 31-35 CADAD 36-40 DACAB 41-45 CABDB四、46-50 CADBC51-55 BDBCA五5660 BDFAE对快对快 first aid62. at the bottom of63. Make sure 64. found out 65. In short七、66 .. small bowl67. not happy 68. three goldfish 69. swimming so fast 70. think of (three) names八、7. accident72. climbing73. dropped74.help 75. telephone 76. hospital 77. another 78. Suddenly 79. Luckily 80. stopped