The flight to Guangzhou had to bebecause of the heavy snow. A. put upB. put outC. put offD

问题补充：

The flight to Guangzhou had to bebecause of the heavy snow.

A. put up

B. put out

C. put off

D. put down

答案：

A. put up

B. put out

(答案→)C. put off

D. put down

解析：句意：到广州的航班不得不延期因为大雪。put up张贴，挂起。建造。搭起；.put out熄灭；put off推迟，延期；.put down放下。所以选C。