The climbers （）their ambition by reaching the summit of the mountain.

—Would you mind if I borrowed your bike？—（）

A.Yes，I do mind.
B.Not at all.
C.Of course.
D.Certainly.

点击查看答案&解析

—Now let’s move on to another topic.Can you follow me？—（），Professor.

A.No，I am not.
B.No，I haven’t.
C.Yes，perfectly.
D.Yes，I will.

点击查看答案&解析