[ Past Perfect vs Past Simple ]
I (do) I (watch)
A. I had done my homework before I watched tv.
B. I had do my homework before I watched tv.
C. I have done my homework before I watch tv.
D. I had done my homework, I watched tv.
Select your answer:
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A. am seeing
B. see
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All of the CDs, even the scratched one, ______ in this case.
A. are
B. is