练习册

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

    【题目】Unless people take action________ once, the environmental problem will be more serious.

    【答案】at

    【解析】

    句意为：除非人们________采取行动，否则环境问题会更加严重。at once立刻，马上，为固定短语，故填at。

    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：初中英语 来源： 题型：

    【题目】---- It seems that Jimmy is feeling bad about the exam.

    ---- He needs to _______. A “C” is not the end of the world.

    A. cheer himself up B. calm himself down

    C. let himself down D. warm himself up

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】—Teenagers should ________ to drive.

    —I agree.They are not mature (成熟的) enough.

    A. be allowed B. not be allowed C. allow

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】If it doesn't rain tomorrow, I'll go________(shop) with my mother.

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】— Thank you for telling me about it.

    —________.

    A. With pleasure B. That's right C. Of course not D. Don't mention it

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】—The new T-shirt and the trousers look beautiful on you. How much did they cost?

    —50 dollars ______.

    A. in fact B. in total C. at first D. at least

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】Mother told me that the earth______ around the sun.

    A. moved B. move C. moves D. moving

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】in, zoo, there, animals, are, many, the

    ________________________________________________________________________.

    查看答案和解析>>

    科目：初中英语 来源： 题型：

    【题目】Personal computers ________ in 1976. It has changed the whole world.

    A. have invented B. are invented C. were invented D. invented

    查看答案和解析>>

    同步练习册答案