There used _______ a bus station in front of the building.
| A． to have | B．to be | C． to having | D． to being |
-----Lin Tao’s spoken English is very good.
----- _______. He often talks with foreigners.
| A．So it is. | B．So is it. | C．So is he. | D．So he is. |
I have _______ to tell you.
| A．important something | B．something important |
| C．anything important | D．everything important |
Teachers’ job is ______ the students learn well.
| A．helping | B．help | C．to help | D．helped |
Students ought ______ the truth.
| A．told | B．tell | C．telling | D．to tell |
I can’t stand _____ for you so long.
| A．to wait | B．waiting | C．waits | D．waited |