I was having trouble______.A.to breathe B.in breath C.breathing选什_英语解答

I was having trouble______.
A.to breathe B.in breath C.breathing
选什么好呢?

人气：333 ℃　时间：2020-05-12 16:17:40

解答

c
词组 have trouble in doing sth.其中in可以省略; 或者是have trouble with sth.
类似词组还有 have difficulty in doing sth.