Much research( ) into the possibiecauses of the disease in the past few years.A.has been doneB.was doneC.have been doneD.were done

题目
Much research( ) into the possibiecauses of the disease in the past few years.

A.has been done

B.was done

C.have been done

D.were done


相似考题
参考答案和解析

答案:A

更多“Much research( ) into the possibiecauses of the disease in the past few years. ”相关问题
  • 第1题:

    Quite a lot of people watch TV only to ______ time.

    A、waste

    B、spend

    C、kill

    D、past


    参考答案:C

  • 第2题:

    We packed up the things we had accumulated(积累)over the last three years.

    A:late
    B:recent
    C:final
    D:past

    答案:D
    解析:
    last“过去的”与past同义。late“晚的”;reCeflt“最近的”;final“最后的”。

  • 第3题:

    Few () his intention of moving to the South.

    Aknows

    Bare knowing

    Cknow

    Dis knowing


    C

  • 第4题:

    A) still late

    B) too late

    C) so late

    D) past


    正确答案:B
    答案:B
    [试题分析] 语意判断题。
    [详细解答] 根据句意,填入too late与上下文意思一致,应选B。

  • 第5题:

    We packed up the things we had accumulated(积累)over the last three years.

    A:ate
    B:recent
    C:final
    D:past

    答案:D
    解析:
    last意思是“过去的”,与past同义。late意思是“晚的”;recent意思是“最近的”; final意思是“最后的”。

  • 第6题:

    下面的程序中,条件语句中的哪个条件会最先被计算? if finalscore>=95 and (research='A' or (grade='A' and present='A')) then finalGrades='A+';

    A.finalscore>=95

    B.research='A'

    C.grade='A' and present='A'

    D.research='A' or (grade='A' and present='A')


    if语句可以有多个else子句和else if 子句;if语句中的可以使用任何表达式