—My cat’s really fat.
—You _____ have given her so much food. (浙江2007)
| A．wouldn’t | B．couldn’t | C．shouldn’t | D．mustn’t |
—What a pity! Their experiment is a failure.
—They ________ better under more favorable conditions.
| A．should have done | B．could have done | C．must have done | D．may have done |
—Life is hard these days.
—At least we have some money left. That's ________, isn't it?
| A．everything | B．nothing | C．something | D．anything |
Having a glass of water first thing in the morning helps rid your body of poisonous substances that ________ overnight.
| A．were stored | B．had been stored |
| C．are being stored | D．have been stored |
Square dancing ________ to help maintain fitness has caused conflicts between the Damas and the neighboring residents.
| A．claiming | B．claimed | C．having claimed | D．to claim |
Obviously the only way to make people realize that an action is morally wrong is to punish them if they ________ it.
| A．confirm | B．create | C．commit | D．compensate |