A．一只蚂蚁
B．一只小鸟
C．一只山羊
D．一只骆驼
答案：C
Tihe young man insisted he ____nothing wrong and that the police___him．
A．did: released
B．had done; release
C．had done; must release
D．should do; should release
蒸馏时加热的快慢，对实验结果有何影响为什么？
n insisted he ____no
thing wrong and that the police___him．