31．The students busily when Mrs．White went to get a book she in the classroom． A．had written.left B．were writing.has left C．had written.had left D．were writing.had left 【查看更多】

 

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One of ________ in our class is from the USA.


  1. A.
    students
  2. B.
    student
  3. C.
    the student
  4. D.
    the students

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All the students stopped ________ when the teacher came in．


  1. A.
    talk
  2. B.
    to talk
  3. C.
    talking
  4. D.
    talked

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The new term is coming. The students are busy ______ the classrooms.


  1. A.
    clean
  2. B.
    cleans
  3. C.
    to clean
  4. D.
    cleaning

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The students are ________ the teacher．


  1. A.
    listen
  2. B.
    listen to
  3. C.
    listening
  4. D.
    listening to

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When Miss Zhao came into the classroom, the students ________．


  1. A.
    talked
  2. B.
    were talking
  3. C.
    talking
  4. D.
    talk

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