问题详情:
The new machine, if properly, will work for at least ten years.
A. used B. use C. using D. being used
【回答】
A
知识点:非谓语动词
题型:选择题
问题详情:
The new machine, if properly, will work for at least ten years.
A. used B. use C. using D. being used
【回答】
A
知识点:非谓语动词
题型:选择题