固定搭配是：
have problems (in) doing sth.
in可以省略
没有in doing
所以选择A
有问题继续问,
希望能够帮到楼主哈~解释句意他对于学习那些课程有些问题。
He has some problems_____his lessons.解释句意并说明理由
He has some problems_____his lessons.解释句意并说明理由
A studying
B with studying
C study
D in study
A studying
B with studying
C study
D in study
英语人气：378 ℃时间：2020-04-26 07:03:54
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