56. _______ for our teachers, we’d never
题型:选择题
问题:
56. _______ for our teachers, we’d never have been able to enter this university.
A.Had it not been
B.Had it not
C.If it was not
D.If he had not been
56. _______ for our teachers, we’d never have been able to enter this university.
A.Had it not been
B.Had it not
C.If it was not
D.If he had not been