[ Grammar ]
We saw (a, an) astronaut in Houston.
A. a
B. an
Select your answer:

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Verb PatternsBecause / soFuture Perfect TensePast and Present TensesPassive Voice, Question Tag, PrepositionsConditionals III - Mixed 1st, 2nd & 3rd ConditionalsPast Perfect and Past Perfect Continuous TenseVerb TensesTenses and Time MarkersUnreal Uses of Past TensesOther quiz:
Prepositions › ViewSelect the correct alternative:
Erupt
A. Blow up
B. Blow down
C. Blow over
D. Blow out
E. Break out
Adjective › View
Being in charge of their lives is __________ for many children.
a.frightening
b.frightened
