2019年mpa考试英语真题——虚拟语气316

{01}According to the air traffic rules, you ___ switch off your mobile phone before boarding. A.may B.can C.would D.should 解析：should此处表示根据交通法规应尽的责任和义务。
本题选D。
{02}－Is John coming by train?
－He __________, but he can’t. All the trains have been cancelled because of the snow. A.may B.will C.must D.should 解析：考查情态动词。题意为：约翰坐火车来吗？他应该坐火车来，但他不能。因为所有的火车都因为这场雪取消了。
【标签】情态动词
本题选D。
{03}But for the help of my English teacher, I ____  the first prize in the English Writing Competition. 
A.would not win B.would not have won C.would win D.would have won 解析：考查虚拟语气。此处虚拟语气表示与过去事实相反，句子谓语动词用would/should/could/might + have done结构，故选B。
本题选B。