lt‘s raining h___outside.put on your raincoat!

lt‘s raining h___outside.put on your raincoat!
lt‘s raining h___outside.put on your raincoat!

lt‘s raining h___outside.put on your raincoat!
heavily 用副词 动词后面应该加副词 所以不能用heavy（形容词）
比如说唱歌很好 sing well