----- our problems all the time is unhealthyA.Worry about B.Worry_英语解答

----- our problems all the time is unhealthy
A.Worry about B.Worry to C.Worrying about D.Worrying to

人气：314 ℃　时间：2019-10-19 19:16:34

解答

选C
worry about为...担心
然后前面这个短语在句子里面充当主语~
所以要用ing形式~
祝：学习进步,更上一层楼! (*^__^*)
不明白的再问哟,请及时采纳,多谢!