练习册

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

    【题目】Penicillin was discovered ____, which went well beyond the researchers’ expectations.

    A.on purposeB.by accidentC.on occasionD.by mistake

    【答案】B

    【解析】

    考查介词短语词义辨析。句意：青霉素是被偶然发现的，它的发现超出了研究者的预期。选项A译为“故意地”；B译为“偶然的、意外的”；C译为“有时、偶尔”；D译为“错误地”。根据“which went well beyond the researchers’ expectations.”可知，青霉素是被偶然发现的。故选B项。

    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】

    A.Boss and secretary.B.Operator and caller.

    C.Librarian and student.D.Customer and repairman

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】____ a peasant boy of no more than seventeen, who was badly wounded.

    A. Seated in the corner was

    B. Was seated in the corner

    C. In the corner was seating

    D. In the corner was seated

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】What kind of person is Stan?

    A.He is selfish.B.He is cold.C.He is helpful.

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】____from his expression, he is leading a happy life.

    A.JudgedB.JudgingC.Being judgedD.Judge

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】Those _____ cannot answer all three riddles will be condemned to death.

    A. that B. who

    C. which D. what

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】The fact ____ ancient Greek civilization had a great influence on Western culture is known to many people.

    A. whether B. that

    C. if D. how

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】Every minute must be made full use of ________ our lessons, for the final examination is coming.

    A.going overB.to go over

    C.go overD.to going over

    查看答案和解析>>

    科目：高中英语 来源： 题型：

    【题目】—It’s amazing that Beijing and Zhangjiakou have won the bid for the 2022 Winter Olympics！

    —Sure it is！The government __________ have made great efforts！

    A．could B．should C．might D．must

    查看答案和解析>>

    同步练习册答案