练习册

  • 练习册
  • 试题
    精英家教网 > 高中英语 > 题目详情

    【题目】As we all know, ____________ cloning is the creation of cells or the whole animals using DNA from ____________ single “parent”.

    A. the; a B. a; a

    C. /; a D. /; the

    【答案】C

    【解析】考查冠词。句意：众所周知，克隆是使用来自于一个母体的DNA创造细胞或整个动物。cloning是一个抽象名词，前面不用冠词；第二空表示来自一个单一的母体，故用不定冠词a。故选C。

    练习册系列答案
    年级 高中课程 年级 初中课程
    高一 高一免费课程推荐！ 初一 初一免费课程推荐！
    高二 高二免费课程推荐！ 初二 初二免费课程推荐！
    高三 高三免费课程推荐！ 初三 初三免费课程推荐！
    相关习题

    科目：高中英语 来源： 题型：

    【题目】For the first few hundred kilometres of the journey, the _________ was very colourful.

    A.viewB.sceneC.sceneryD.sight

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】-- What made Jack so upset? --- ______ his new MP4.

    A. That he lost. B. He lost

    C. Because of having lost D. What he lost

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】The local government is in favor of __________ more nuclear power plants to promote the economic development.

    A.to buildB.builtC.buildD.building

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】—I'm sorry I made a spelling mistake in my composition!

    — _________. Nobody is perfect.

    A. Take your time B. You're right

    C. Take it easy D. That’s all right

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】—Was it still there _______ you were away to answer the phone?

    —There is no doubt about it.

    A． that B． which C． where D． while

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】It is reported that there are over 300 people dead in traffic accidents every day ______ in China.

    A.all in allB.on averageC.in totalD.above all

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】—What a beautiful dress you are wearing today!

    —________. It's nice of you to say so.

    A. Not at all B. Never mind

    C. Oh，no D. Thanks

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】The dog ________ attacked passers-by and therefore was kept on a chain by the owner.

    A. eventually B. fortunately

    C. frequently D. similarly

    查看答案和解析>>

    同步练习册答案