2019年mpa考试英语真题——虚拟语气873

{01}The captain urged that the mission ________ before dark. A.must be finished B.be finished C.ought to be finished D.was finished 解析：这题考查虚拟语气的用法：动词urge后面的宾语从句要用虚拟语气：should do，should可以省略，句意是：队长强烈要求任务在天黑前要完成。选B。
本题选B。
{02} ---- There’s no light on.   ---- They ________ be at home. A.can’t B.mustn’t C.needn’t D.oughtn’t to 解析：can’t表推测“不可能”“没有灯光，他们不可能在家。”
本题选A。
{03}— Can you imagine what is Jack doing now? He is playing football outside while everyone else is busy in class!
— He 　　　　 his homework, I think. A.must have finished B.must finish C.can’t have finished D.mustn’t have finished 解析：考查情态动词用法。对现在的推测用：情态动词+do/be;对过去的推测用：情态动词+have done/been;
对过去情况的肯定推测用must have done必定做了某事；否定推测用can’t have done不可能做了某事。
本题选A。