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    Only when permission allowed to enter the lab. A. a teacher has given; are the students B. has a teacher given; are the students. C. has a teacher given; the students are D. a teacher has given; the students are 【查看更多】

     

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    Only when __________________ permission _______________ allowed to enter the lab.

    A. a teacher has given; are the students  B. has a teacher given; are the students.

    C. has a teacher given; the students are  D. a teacher has given; the students are

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    Only when __________________ permission _______________ allowed to enter the lab.

        A. a teacher has given; are the students  B. has a teacher given; are the students.

        C. has a teacher given; the students are  D. a teacher has given; the students are

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    Only when __________________ permission _______________ allowed to enter the lab.


    1. A.
      a teacher has given; are the students
    2. B.
      has a teacher given; are the students.
    3. C.
      has a teacher given; the students are
    4. D.
      a teacher has given; the students are

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