--Is your father a teacher?
---well, he _______.
| A．used to | B．was used to | C．used to be | D．is used to be |
相关试题
You should keep tire window________because the room is too hot．
A．open
B．opening
C．opened
Mr.Wang often encourages us________close to nature and enjoy its beauties．
A．get
B．getting
C．to get
粤公网安备 44130202000953号