They often go to the restaurants for mea
题型:选择题
问题:
They often go to the restaurants for meals. They _____ be very poor.
A.mustn’t
B.can’t
C.may not
D.needn’t
They often go to the restaurants for meals. They _____ be very poor.
A.mustn’t
B.can’t
C.may not
D.needn’t