[ Progressive Perfect and Simple Verb Tenses ]
I had been working under the supervision of Mr. Williams.
A. past
B. past progressive
C. past perfect progressive
D. past perfect
Select your answer:
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Grammar › ViewModal verbs. Choose the correct modal verb.
You ___ finish the report by Monday. It’s urgent.
A. might
B. must
C. could
D. would
Past Simple › View
Did you _________ anything at the mall yesterday?
A. buy
B. bought