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最早提出大陆漂移假说的科学家是 ( )

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  • 【名词&注释】

    高血压(hypertension)、科学家(scientist)、货物运输(freight transportation)、哥白尼(nicolaus copernicus)、哥伦布(columbus)、大陆漂移假说(continental drift hypothesis)、名词所有格(possessive case)

  • [单选题]最早提出大陆漂移假说(continental drift hypothesis)的科学家是 ( )

  • A. 牛顿
    B. 魏格纳
    C. 哥白尼
    D. 哥伦布

  • 查看答案&解析 点击获取本科目所有试题
  • 举一反三:
  • [单选题]AIf you go to a fast food restaurant.you will probably see a lot of teenagers. Today,many teenagers are overweight,and some of.this is because of their bad eating habits., Most teenagers love food with a lot of fat,oil,salt,and sugar. People often call this kind of food "junk food".
  • A. bad eating habits go beyond fast food. We find many teenagers eat unhealthily. Some don't have breakfast before they go to school. During the day,some don't have a proper meal for lunch. In a recent survey at one school,scientists found that over two-thirds of the students didn't follow a healthy diet. They didn't like vegetables,and many of them didn't like to eat fruits. They preferred to eat food with a lot of salt,sugar,or fat.
    B. Some doctors give the .following ad-vice :
    D. Salt can cause high blood pressure(高血压) in the future.
    G. Milk will help their bones grow.
    H. This is good for their body and mind.
    I. "Junk food" contains(包含) a lot of ________.
    J. milk and sugar
    K. fruits and sugar
    L. vegetables and salt
    M. fat,oil,salt and sugar

  • [单选题]3. —How far is your cousin's home from here?—It's about two_________ drive.
  • A. hour-s
    B. hours
    C. hours
    D. hour

  • [单选题]Dear Linda,I’ve got a problem and as.l don't know what to do,l think I'd write to you and ask for your advice.I have worked at a (11) factory for about two months till now.It's a part-time job,so I only work in the evening.I've recently (12) that one of my workmates is stealing. From time to time,l notice that he puts a piece of meat under his trousers just (13) he leaves the facto- ry. Now the manager has found that things are (14) . But he says that all this (15) after I started working.What should I do? Maybe I (16) tell that workmate I knew (17) he was doing. Or possibly I should go to the manager and tell him who was (18)meat.I think I-m in a(n) (19) position. Please tell me how I can solve this problem.I'd like to have your (20) .Best wishes,
  • A. Yours,
    B. Carl
    D. fruit
    E. metal
    F. tomato
    G. meat

  • [单选题]关于货物运输方式选择的叙述,错误的是:
  • A. 贵重、急需而又数量不大的货物,多空运
    B. 鲜、活货物多陆运,短途经公路运送,远程用火车专列运送
    C. 大宗笨重货物多水运或经铁路运送
    D. 大宗货物一般经公路运送

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