[ Grammar ]
I ___________________________ when I heard a loud knock on the door.
A. is sleeping
B. am sleeping
C. was sleeping
D. were sleeping
Select your answer:
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Other quiz:
Grammar › ViewThe landlord raised the monthly rent for the first time in several years, and ________ so.
A. Reasonable
B. Reasonably
C. Reason
D. Reasons
Grammar › View
They are _____ a new shopping mall downtown.
A. opening
B. openning
C. oppening
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