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    精英家教网 > 高中英语 > 题目详情

    --Hong long ________ at this job?

    --Since 1990.

    [　　]

    A. were you employed

    B. have you been employed

    C. had you been employed

    D. will you be employed

    答案：B
    提示：

    答语since 1990表明，问句应用现在完成时态.主语是谓语动词动作的承受者，应用现在完成时的被动语态.


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    科目：高中英语 来源： 题型：053

    阅读下列短文，从所给的四个选项中，选出最佳答案

    　　 　A supersonic airliner（超音速客机）like the Concorde（协和式）flies at twice the speed of sound．　　 A passenger can leave London at noon and arrive in New York at ten o'clock that same morning. There is a five-hour time difference between the two cities, and the Concorde can cross the Atlantic in only three hours That evening the passenger will feel it is time to go to bed when it is only six o'clock in the evening．　　 Airline pilots suffer from this jet lag very much．　　 It may be in the middle of the night in Hong Kong but their stomachs are still on London time, where it is dinner time．Pilots and other airline crew have to adjust to （适应）constant changes in time．　　 That is why they often look fifty years old when they are only forty．　　 This adjustment to sudden changes causes all sorts of problems．　　 Businessmen who travel from one side of the world to the other in one day are told never to make important decisions during the first twenty-four hours after landing．

    　　 　Air travel is getting faster all the time．　　 Engineers say that soon people will be shot to their destinations（目的地）in huge rockets, which will be able to carry 170 passengers at a time．　　 They will be able to cross the Pacific Ocean, from Los Angeles to Honolulu in only eighteen minutes．

    (1) When it is twelve o'clock in London, it may be ______ in the morning in New York．

    [　　]

    A．ten　　　B．eight　　　C．five　　　D．seven

    (2) Suppose a supersonic airliner reaches New York at 10 a．m．, it is already _____ the same day in Lon．

    [　　]

    A．3 p．m．　　B．4 a．m．　　C．9 p．m．　　D．11 p．m．

    (3) An airliner like the Concorde can fly at twice the speed of ______．

    [　　]

    A．sound　　　B．light　　　C．a rocket　　　D．a spaceship

    (4) It will take the passengers ______ to cross the Pacific Ocean in huge rockets．

    [　　]

    A．half an hour

    B．three hours

    C．more than a quarter of an hour

    D．less than ten minutes

    (5) Which of the following is Not true?

    [　　]

    A．There is, a five-hour time difference between London and New York．

    B．The Concorde can fly across the Atlantic within three minutes．

    C．The pilot and the crew suffer a lot from jet lag．

    D．Midnight in Hong Kong may be around 6 p.m. in London．

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