题目内容

He has invented a safety ________ which can give warning when gas is leaking．


  1. A.
    device
  2. B.
    trap
  3. C.
    equipment
  4. D.
    tool
A
device表示“装置”，B项trap表示“陷阱”，C项equipment表示“设备”，而D项的tool表示“工具”，这句句子的意思是“他发明了一种安全装置，在煤气泄漏前发出警告。”
练习册系列答案
相关题目

In the past few years, many brave men have swum across the ________ English Channel, but few people can come out of ________ Sahara alive．


  1. A.
    ／ … the
  2. B.
    the … the
  3. C.
    the … ／
  4. D.
    ／ … ／

Do you remember one afternoon ten years ago ________ I went to your house and borrowed a diamond necklace.


  1. A.
    in which
  2. B.
    at which
  3. C.
    when
  4. D.
    that

At present, the Chinese government is ________ a great many experts who have mastered the rules of the W．T．O．


  1. A.
    calling on
  2. B.
    calling for
  3. C.
    calling at
  4. D.
    calling up

He has worked on the research for many years, but something that he hopes for doesn't _____.


  1. A.
    come to lights
  2. B.
    come to a light
  3. C.
    come to lighting
  4. D.
    come to light

The little boy isn't getting on well in his study．With her son ________, she feels very ________．


  1. A.
    disappointing; worrying
  2. B.
    disappointing; worried
  3. C.
    disappointed; worried
  4. D.
    disappointed; worrying

I'm sorry. Your name ________ me.


  1. A.
    ran from
  2. B.
    rushed away
  3. C.
    escaped
  4. D.
    fled from

USA Today, in ________ front-page story, also reported on Friday that the US special forces have moved into Afghanistan with ________ orders to catch or kill Bin Laden.


  1. A.
    a; the
  2. B.
    the;/
  3. C.
    the; the
  4. D.
    a;/

Mary doesn't like certain animals, ________ snakes and tortoises.


  1. A.
    for example
  2. B.
    that is
  3. C.
    as
  4. D.
    such as

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网