She must be at the railway station at 9
题型:选择题
问题:
She must be at the railway station at 9 o’clock,________?
A.mustn’t she
B.must she
C.ought she?
D.need she
She must be at the railway station at 9 o’clock,________?
A.mustn’t she
B.must she
C.ought she?
D.need she