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!
----- our problems all the time is unhealthy
----- our problems all the time is unhealthy
A.Worry about B.Worry to C.Worrying about D.Worrying to
A.Worry about B.Worry to C.Worrying about D.Worrying to
英语人气:383 ℃时间:2019-10-19 19:16:34
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