注意：此页面搜索的是所有试题
题目内容
（国开作业公共政策概论）
— Some cars are really expensive. — _______________
A、Certainly they are. They burn less gas.
B、I do hope so.
C、I don’t know about that.
A、Certainly they are. They burn less gas.
B、I do hope so.
C、I don’t know about that.
参考答案