To get a better view of the stage, _________________ .
| A．our seats had to be changed | B．we had to change our seats |
| C．our seats were changed | D．our seats will be changed by us |
________ will it take to see the Chinese Dream come true for our children and grandchildren?
| A．What | B．When | C．Why | D．How |
It was about 5 o’clock in the afternoon _______ they had their supper.
| A．that | B．what | C．before | D．when |
The teacher knows that you are always the first ________ to the classroom since last september.
| A．coming | B．to come | C．came | D．has come |
We can’t take part in the competition ________ we get our student card.
| A．before | B．if | C．While | D．as |
It was announced that only when the examination papers were handed in ________to go out of the classroom．
| A．the students would be permitted | B．had the students been permitted |
| C．would the students be permitted | D．the students had been permitted |