[ Grammar ]
Peter and Edward _______ each other since the first grade of elementary school.
A. have been knowing
B. have known
C. have been known
Select your answer:

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Progressive Tense › ViewWhen I studied, my brother …..
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Grammar and Vocabulary › View
Don’t phone between 8.00 and 9.00. I ____________ then.
A. ‘ll have studied
B. ‘ll be studying
C. ‘ll
