Being League members, ___ we ought to work hard at our lessons;___ we ought to take an active part in social activities.
| A．on one hand…on other hand | B．on the one hand….on the other hand |
| C．on the one hand…on the other | D．B and C |
Take this medicine,_________ you will be getting worse.
| A．or rather | B．or else |
| C．for that | D．for another |
The boy was seen_________ in the examination and was punished by the teacher.
| A．having cheated | B．cheated |
| C．cheating | D．cheat |
Switzerland refused to_________ the two world wars.
| A．take part | B．take sides in |
| C．join | D．attend |
Mr Black is the professor_________I have the greatest respect.
| A．to whom | B．for whom |
| C．whom | D．who |
—She was late for the party.
—That’s _________she had forgotten the exact time.
| A．why | B．how |
| C．because | D．whether |