社会互动的类型有（）。
A.合作
B.竞争
C.冲突
D.强制
E.顺从与顺应
参考答案：A, B, C, D, E
The famous actress became________，and couldn't say a word when asked about her father，who
passed away only last month.[ ]
A．choked
B．frightened
C．swelled
D．squeezed
交接班时，（）运送爆炸材料。
A、制定专门措施后可以
B、不得
C、可以
D、严禁
