题目内容
—Need I accomplish all we have set out to do?
—Yes, you ____; otherwise you ____fired.
| A．need; would have been | B．may; need have been |
| C．can; mustn't have been | D．must; would be |
D
解析试题分析：考查情态动词和虚拟语气。句义：我需要把握所做的所有事情都完成吗？是的，必须完成，否则你会被解雇的。Need开头的疑问句的肯定回答：yes，you must,否定回答：No,you needn’t；otherwise="if" you didn’t pccomplish …,是对将来的虚拟，所以主句应为：would do ,所以D正确。
考点：考查情态动词和虚拟语气。
________ Anirban Maitra, a professor at Oxford University, Jack’s success would not have been possible.
| A．If it weren’t for | B．Were it not for |
| C．Had it not been for | D．If it hasn’t been for |
I think that's unlikely to happen, but if that_______, both America's and China's interest would be severely damaged.
| A．should occur | B．occurs |
| C．had occurred | D．is going to occur |
—The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?
—____ my students have a try?
| A．Shall | B．Must | C．Will | D．May |
Grace doesn’t want to move to New York because she thinks if she _____there ,she wouldn’t be able to see her parents very often.
| A．lives | B．would live | C．has lived | D．were to live |
If only he _____ quietly as the doctor instructed, he would not suffer so much now.
| A．would lie | B．lay | C．had lain | D．should lie |