问题详情:
He is good at maths and he __ hard.
A. always study ys is studying always studying D. studies always
【回答】
C
知识点:动词时态
题型:选择题
问题详情:
He is good at maths and he __ hard.
A. always study ys is studying always studying D. studies always
【回答】
C
知识点:动词时态
题型:选择题