Itbe difficult to get a train ticket dur
题型:选择题
问题:
It be difficult to get a train ticket during traditional Chinese Spring Festival this year because there are many ticket windows.
A.mustn't
B.ought to
C.needn't
D.can't
It be difficult to get a train ticket during traditional Chinese Spring Festival this year because there are many ticket windows.
A.mustn't
B.ought to
C.needn't
D.can't