I’m sorry, _____ I won’t be able to come tonight.
| A．for | B．and | C．but | D．then |
We have to buy a flat for our wedding _____the price of houses has risen to a desperate price.
| A．as long as |
| B．even though |
| C．now that |
| D．as though |
Once you have read the passage, you will find that the author's attitude toward the heroine is _____admiring.
| A．first of all |
| B．all along |
| C．in general |
| D．as a matter of fact |
A new _____ bus service to Tianjin Airport started to operate two months ago.
| A．normal |
| B．usual |
| C．regular |
| D．common |
But _____,if we ignore pollution, we will suffer a lot from it because there will be many environmental problems.
| A．on the one hand |
| B．on the other hand |
| C．in one hand |
| D．in the other hand |
When Edison was only a boy of thirteen, he earned a living, _____ newspapers in the street.
| A．to sell |
| B．sold |
| C．selling |
| D．having sold |