[ How often - long - much - many ]
______ did you sleep last night?
A: About six hours.
A. how long
B. how often
C. how much
D. how many

Random Topics:
Present Tenses and ConnectorsModal and Modal PerfectIndefinite and Intensive NounWord FormationFuture Tense VerbSo Such Enough TooPrepositions and ConjunctionsFuture PlansCan/CouldModals and AdviceOther quiz:
Grammar › ViewIt’s his birthday tomorrow and I _____ haven’t got him a present.
A. already
B. just
C. still
D. yet
Conditional Sentence › View
She will say ‘hi’ to you if she ___ you
A. meets
B. will meet
C. meet
D. would meet