It was raining when we were on our way home.A. heavyB. heavilyC. hardlyD. most

问题补充：

It was raining when we were on our way home.

A. heavy

B. heavily

C. hardly

D. most

答案：

A. heavy

(答案→)B. heavily

C. hardly

D. most

解析：本句子需要的是副词来修饰动词，只有B符合题意要求，故选B