问题
选择题
24.It is a rule in our school that no books______out unless you have a library card.
A.must be taken
B.might take
C.can be taken
D.should be taken
答案
答案:C
24.It is a rule in our school that no books______out unless you have a library card.
A.must be taken
B.might take
C.can be taken
D.should be taken
答案:C