4.Look!The children are playing _______,they are always ________.

问题描述:

4.Look!The children are playing _______,they are always ________.
A.happy,happy B.happily,happily
C.happily,happy D.happy,happily
为什么选C啊?

选C 第一个填空在动词后面,所以用副词形式
第二个是形容词