Topics: Present Perfect Continuous Tense
I….(wait)….for you since two o’clock.
A. has been waiting
B. waiting
C. have been waiting
D. am waiting
Select your answer:

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Vocabulary and grammar › View__________ British drink too much tea.
A. a
B. an
C. the
D. x
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_______________ the documents? I just got told that your computer crashed.
A. Had you saved
B. Had you save
C. Have you save
D. Has you saved
