问题：
－Teenagers should be allowed to go out with their friends in the evening.
－______. It"s not safe enough.
[ ]
A. I agree
B. I think so
C. I don"t know
D. I disagree
－Teenagers should be allowed to go out with their friends in the evening.
－______. It"s not safe enough.
B. I think so
C. I don"t know
D. I disagree
－______. It"s not safe enough.
[ ]
A. I agree B. I think so
C. I don"t know
D. I disagree
参考答案：