问题详情:
–How long ______ the book be kept?
--For two weeks, but you ______ return it on time.
A. can; may B. may; need C. can; must D. must; need
【回答】
C
知识点:情态动词
题型:选择题
问题详情:
–How long ______ the book be kept?
--For two weeks, but you ______ return it on time.
A. can; may B. may; need C. can; must D. must; need
【回答】
C
知识点:情态动词
题型:选择题