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    云南成考网> 成考试题题库列表页> Since computers were introduced, they____ to be useful tools for people weak in math.

    2019年专升本英语真题试卷

    卷面总分:150分     试卷年份:2019    是否有答案:    作答时间: 150分钟   

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    Since computers were introduced, they____ to be useful tools for people weak in math.

    • A、had proved

    • B、have proved

    • C、 will prove

    • D、are proving

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    The organizers of the conference have arranged hotel rooms for those students_____from out of town.

    • A、to come

    • B、come 

    • C、coming

    • D、to have come

    Why does social media get risky according to the author?

    • A、The users’ social connection is lost.

    • B、The users’ messages may be ignored.

    • C、The users ' real emotion may be hidden.

    • D、The users' voices can hardy be heard.

    29.()

    • A、typical 

    • B、capable

    • C、sure

    • D、true

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