19、All the students______________ in the chemistry lab with their eyes_________ the teacher.

A. are seated; watching carefully          B. sat; carefully watching

C. seat; watched carefully                   D. sit; carefully watched

19、B

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科目：高中英語 來源： 題型：

All the students______________ in the chemistry lab with their eyes_________ the teacher.

A. are seated; watching carefully          B. sat; carefully watching

C. seat; watched carefully                   D. sit; carefully watched

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科目：高中英語 來源： 題型：單選題

All the students ________ in the chemistry lab with their eyes ________ the teacher．


  1. A.
    are seated; watching carefully
  2. B.
    sat; carefully watching
  3. C.
    seat; watched carefully
  4. D.
    sit; carefully watched

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科目：高中英語 來源：河南省開封市2009屆高三第一次模擬考試 題型：單項填空

 All the students______________ in the chemistry lab with their eyes_________ the teacher.?

A. are seated; watching carefully    B. sat; carefully watching?

C. seat; watched carefully   D. sit; carefully watched

 

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科目：高中英語 來源：河南省開封市2009屆高三年級第一次模擬考試、英語試題 題型：014

All the students ________ in the chemistry lab with their eyes ________ the teacher．

[　　]

A．are seated; watching carefully

B．sat; carefully watching

C．seat; watched carefully

D．sit; carefully watched

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