[ 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:
Prepositions › ViewSchools should do more to prepare children ______________ the world of work.
A. with
B. for
C. in
D. to
E. on
Simple Past Tense › View
Thimas Alva Edison … (invent) the first sound recording in 1877.
A. was
B. were
C. invented
D. invent
