. The train _____ for twenty minutes.
| A．left | B．has left | C．is leaving | D．has been away |
I bought a computer last year. I ______ it for one year.
| A．buy | B．have bought | C．have had | D．bought |
-----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 |