Don’t watch TV________school nights．
| A．at |
| B．in |
| C．/ |
| D．on |
It become much _______ to provide enough energy for a big city with large population.
| A．difficult | B．more difficult |
| C．most difficult | D．easy |
We all feel very glad that our school uniforms next month.
| A．make | B．were made |
| C．are making | D．will be made |
—Do you know ______? — A reporter, I think.
| A．what the man in blue is | B．what is the man in blue |
| C．who is the man in blue | D．where the man in blue is |
— Dear, what time is the flight to Beijing on Saturday?
— Wait a minute. Let me _______ in the schedule（时刻表）.
| A．look at it | B．look for it |
| C．look after it | D．look it up |
Each of us has to write a _____ report every two weeks.
| A．two-hundred-word | B．two-hundreds-word |
| C．two-hundreds-words | D．two-hundred-words |