问题

____along the quiet road at forty miles an hour, and then an old man suddenly started to cross the road in front of me

A:Driving
B:When I was driving
C:I was driving
D:Having driven

正确答案是：

同类题型

Tom is stronger than ______ in his class.

Measures have been taken to solve the problem, but it may be some time________the situation improves.[ ]

I’d like to join the school volunteer project, but I’mnot sure ______.

To children, good habits do not come,so parents and teachers need to be their role models.

The boy __________ his books and went for his dinner .