[ Present Tenses ]
When you _____ your work, you may leave the room.
A. do
B. did
C. have done
D. had done
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Grammar › ViewCould you please close __________ window? I don’t think it is necessary to open all _______ four.
A. a
B. the
C. some
D. x
Vocabulary › View
The height of a thing above a reference level, especially above sea level or above the earth’s surface, elevation.
A. Cessna
B. altitude
C. pulverize
D. horde