John must have forgotten to return the magazine to the library yesterday, _________?
#65156
A
mustn’t he
B
hasn’t he
C
haven’t he
D
didn’t he
推荐题目
All the clothes donated by the citizens need cleaning thoroughly before being sent to the earth-stricken area, ______ ?
#64893
A
needn’t they
B
don’t they
C
didn’t they
D
shouldn’t they
Few weight-loss pills can help to keep people slim, __________?
#64742
A
do they
B
don’t they
C
can’t they
D
can they
