The wind was blowing and there was no in the skyA. heavy; cloud B. heavy; cloudyC. heav

问题补充：

The wind was blowing and there was no in the sky．

A. heavy; cloud

B. heavy; cloudy

C. heavily; cloud

D. heavily; cloudy

答案：

A. heavy; cloud

B. heavy; cloudy

(答案→)C. heavily; cloud

D. heavily; cloudy

解析：副词一般位于实意动词后修饰动词，形容词后一般为名词，根据题意选C，风猛烈地刮着，天空没有一片云。