I couldn't have got to the meeting on time - _______ an earlier train .
| A．if I had not caught | B．unless I had caught | C．if I did not catch | D．unless I caught |
The ___ to her back will put her out of action for several weeks.
| A．damage |
| B．injury |
| C．pain |
| D．suffering |
Living in a polluted environment, people may ___ easily.
| A．felt bad |
| B．felt ill |
| C．fall ill |
| D．get on well |
With the ___ of Mr Liu, I made great progress in speaking English.
| A．aid |
| B．assistance |
| C．rescue |
| D．instence |
—Carolina didn’t invite us to her birthday party.
—___? I don’t care.
| A．How come |
| B．So what |
| C．Why not |
| D．What for |
Reforming the education system will be a long and difficult ___. In this course, people should make effort to throw the old one.
| A．program |
| B．process |
| C．project |
| D．procedure |