There'ssomeoneknockingonthedoor.Who
来源:国语帮 1.2W
问题详情:
There's someone knocking on the door. Who _____it be?
—It must be Mary. She promised to be here at 8: 00
A. must B. need C. shall D. can
【回答】
D
知识点:情态动词
题型:选择题
问题详情:
There's someone knocking on the door. Who _____it be?
—It must be Mary. She promised to be here at 8: 00
A. must B. need C. shall D. can
【回答】
D
知识点:情态动词
题型:选择题