问题详情:
It is necessary for us students the listening ability.
A. to improve B. improving C. improve D. improves
【回答】
A
知识点:非谓语动词
题型:选择题
问题详情:
It is necessary for us students the listening ability.
A. to improve B. improving C. improve D. improves
【回答】
A
知识点:非谓语动词
题型:选择题