We __________ buy the train tickets. We can book one by phone now.
| A．needn’t to | B．don’t need to |
| C．need to | D．need |
--- Excuse me, may I come in?
--- Not yet. Please wait on your chair _____ your name is called.
| A．and | B．until | C．after | D．since |
Neither the headmaster nor the teachers _____ take a vacation next week.
| A．were going to | B．is going to |
| C．was going to | D．are going to |
--- Could you please tell me _____?
--- About twenty minutes ago.
| A．when did you see this kid |
| B．where did you see this kid |
| C．when you saw this kid |
| D．where you saw this kid |
The photo _____ taken by my brother last week is very nice.
| A．which were | B．that is |
| C．that were | D．which was |
We have to finish the work now, _____?
| A．don’t we | B．haven’t we | C．have we | D．do we |