[ Grammar ]
How many hours a day do you sleep?
a. I have slept 7 hours.
b. I am sleeping 7 hours.
c. I slept 7 hours.
d. I sleep 7 hours.

Random Topics:
Time PhrasesCoordinating ConjunctionPast Perfect SimpleFuture TensesZero and First ConditionalsPerfect and Past TensesPast TensesGerund or InfinitivesIntermediatePassive SentencesOther quiz:
Question Tag › ViewYour uncle said that he would do his best to help you, _________?
A. didn’t you
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I forgot _____ bread on the way home.
A. to buy
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Thimas Alva Edison … (invent) the first sound recording in 1877.
A. was
B. were
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