第二章单元测试
  1. The process of measurement, the most fundamental operation in physics, will be discussed briefly in this chapter.该句中的同位语是



  2. A:will be discussed briefly B:the most fundamental operation in physics C:measurement D:this chapter
    答案:the most fundamental operation in physics
  3. Vitamin B9 — also known as folate(叶酸)— can be found in many fruits, vegetables and beans.

    该句中的插入语是


  4. A:can be found in many fruits, vegetables and beans B:also known as folate C:Vitamin B9
    答案:also known as folate
  5. make use of是什么意思?


  6. A:使用
    B:让...使用
    C:使...用

    答案:使用

  7. The oxygen equipment made it possible for climbers to rest              very high altitudes.



  8. A:as
    B:in
    C:at
    D:on

    答案:at

  9. AB的影响是


  10. A:effect of A with B B:effect of A to B C:effect of A in B D:effect of A on B
    答案:effect of A on B

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