---Are you a teacher? ---No, but I _____
题型:选择题
问题:
---Are you a teacher? ---No, but I _______.
A.used to
B.used to being
C.used to be
D.was used to
---Are you a teacher? ---No, but I _______.
A.used to
B.used to being
C.used to be
D.was used to