Go out in couples, with friends who can help you in ___ of trouble.
| A．time |
| B．case |
| C．occasion |
| D．situation |
-----Have you finished your composition already, Jack? ----Yes, I _____ it within half an hour.
| A．have finished | B．finish | C．finished | D．had finished |
Only when he apologizes for his rudeness _____ to him again.
| A．I will speak | B．will I speak | C．do I speak | D．I speak |
----Do you have anything to say for yourselves?
----Yes, there is one point______ we must insist on.
| A．why | B．where | C．how | D．that |
Do you think the reason_______ you gave for your absence is reasonable?
| A．as | B．what | C．that | D．why |
Mr. Bob, ______ as a manager for many years, found it hard to be an ordinary clerk again.
| A．having worked | B．worked | C．to have worked | D．working |