问题

ong the quiet road at forty miles an hour, andthen an old man suddenly started to cross the road in front of me.

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

正确答案是：

同类题型

With new technology, pictures of underwater valleys can be taken ________ colour.[ ]

The _______now is that we have lots of________ to ask

After a pause for a drink, I took up my story just _______ I had left off.

The Canadian dollar has fallen about 20 percent in value, making that dream ski vacation in Whistler Mountains __________than ever

ays to praise your children often,_____ you’ll findthey will open their hearts to you