[ Grammar ]
I saw ___ bear and ___ hippopotamus at ___ zoo.
A. a, a, a
B. a, an, a
C. a, an, the
D. a, a, the

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Adverbs of Time and PlaceTime and CalendarThe -ing Form of VerbsPresent Simple for Future ArrangementVerbs � Nouns � Adjectives - AdverbsPrepositions and Prepositional PhrasesPast Perfect and Past Perfect Continuous TenseModals and TensesPresent Simple and Present Continuous TensesTenseOther quiz:
Preposition › ViewMy grandfather was born ____ the 1950s.
A. in
B. on
C. at
Grammar › View
Remember to turn ……. the light when leaving the office.
A. off
B. on
C. down
D. in