It was reported that a chemical factory________ last night, which killed thirty workers.
| A．exploded | B．cracked |
| C．ruined | D．burst |
I’d like to arrive 20 minutes early I can have time for a cup of tea.
| A．as soon as |
| B．as a result |
| C．in case |
| D．so that |
I took my driving license with me on holiday，________I wanted to hire a car.
| A．in case |
| B．even if |
| C．ever since |
| D．if only |
You must learn to consult your feelings and your reason________you reach any decision.
| A．although |
| B．before |
| C．because |
| D．unless |
Mark needs to learn Chinese________his company is opening a branch in Beijing.
| A．unless |
| B．until |
| C．although |
| D．since |
She says that she’ll have to close the shop ________ business improves.
| A．if |
| B．unless |
| C．after |
| D．when |