Most birds find it safe to sleep in the trees, but ________they have eggs or young chicks, they don’t use a nest.
| A．why | B．how | C．unless | D．where |
It’s your decision — you must ____ the responsibility if things go wrong.
| A．bear | B．take down | C．put up with | D．stand |
They have a beer together ____, talking about their separate life, but not often.
| A．by and by | B．now and then | C．all the time | D．more or less |
— There is only three days left, but we still have a pile of papers to deal with.
— Don’t worry. We have already ____ two thirds of them after all.
| A．got over | B．got through | C．given up | D．given away |
Unfortunately the restaurant he recommended fell short of our ____.
| A．expectations | B．advantages | C．opportunities | D．contributions |
He was left out when they ____ choosing a new manager, which came as a complete surprise to him.
| A．set out | B．set about | C．set off | D．set up |