[ Passive Voice ]
I have sat on this chair for an hour.
This chair …… by me for an hour.
A. have been sat
B. has been sat
C. is being sat
D. is sat
E. was sat

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Tenses › ViewBefore Tom left for work, he ______ an egg sandwich for breakfast.
A. had eaten
B. ate
C. will eat
D. has eaten
Grammar › View
I’ve lived in the same town______ a long time.
A. for
B. since
C. after
D. before
Grammar › ViewOur products _____ for safety regularly before they leave the factory. Our products _____ for safety regularly before they leave the factory.
A. Has been checked
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C. Are checking
D. Are checked
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high up
A. heave
B. dense
C. lofty
D. contract