• 2022-06-12
    You____your books about.
    A: constantly leave
    B: are constantly leaving
    C: constantly left
    D: have constantly left
  • B
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      In which case will you have to drop the course(). A: If you are constantly absent. B: If you cannot improve your performance in this course. C: If you don’t spend enough time on the course.

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      we go through constantly in

    • 2

      These satellites constantly transmit an identifying .

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      John has been practicing Chinese constantly and can speak it fluently. If John hadn’t been practicing Chinese constantly, ____________________.

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      Great changes have taken place since you _____. A: left B: leave C: leaving D: have left