_______ is known to us, the dragon stands for China ______the bear symbolizes Russia.
| A．It; but | B．As; while | C．What; while | D．It; when |
Why don’t you _____ your ideas on paper?
| A．set down |
| B．set up |
| C．set off |
| D．set out |
He has a difficult time recently.
| A．gone over |
| B．gone with |
| C．gone back |
| D．gone through |
I happened in the park a storm happened.
| A．to be; when |
| B．being; when |
| C．to be; while |
| D．being; while |
I thought he made this mistake in his job because he wanted to make his manager angry.
| A．on purpose |
| B．for purpose |
| C．with purpose |
| D．about purpose |
In our city the street lights turn on .
| A．at the night |
| B．at the dusk |
| C．at dusk |
| D．at midnight |