6.While working in the countryside, the students a great deal of knowledge on plant life. A.looked up B.picked up C.put up D.called up 查看更多

 

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While working in the countryside, the students         a great deal of knowledge on plant life.


  1. A.
    looked up
  2. B.
    picked up
  3. C.
    put up
  4. D.
    called up

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While working in the countryside, the students ?????? a great deal of knowledge on plant life.

A. looked up?? B. picked up?? C. put up?? D. called up

 

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While working in the countryside, the students         a great deal of knowledge on plant life.

A. looked up   B. picked up   C. put up   D. called up

 

 

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While working in the countryside , the students ________ a great deal of knowledge on plant life.

  A. looked up    B. picked up     C. put up    D. called up

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While working in the countryside , the students ________ a great deal of knowledge on plant life.

  A. looked up    B. picked up     C. put up    D. called up

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