问题

The bus was held up by the snowstorm, thus________the delay. [ ]

A: to cause
B: having caused
C: causing
D: caused

正确答案是：

同类题型

The _______ documentary describes _______ in the future.

One of the students _______from China.

下列词语中，加线字的注音全都正确的一组是(　　)

The little boy won’t go to sleep ______ his mother tells him a story.

Look at this! I＿＿some magazines and _____ thisletter.