Question

--Look, a blind man is in the middle of the street. It's too dangerous.

--Let's go and help him ________ the road.

1. A.
   through
2. B.
   along
3. C.
   across
4. D.
   over

Answer 1

C
此题考查介词的用法。through从内部穿过（如森林等）；along沿着；across横过；over横跨（如河流等）。根据题意，应该是让我们帮助盲人横过马路。故选C。