[ Grammar and Vocabulary ]
Before Gagarin’s ______ flight, there were still enormous uncertainties.
A. historic
B. history
C. historian
D. historically

Random Topics:
Determiners & QuantifiersPresent and Future TensesPast Continuous TenseSecond ConditionalToeic VerbAdverbial ClausesComparison of Adjectives and AdverbsModal Auxiliaries and To Be VerbsSentence StructureModal Verbs of ObligationOther quiz:
Past Tenses › ViewWhen I ___________ (arrive), she was cooking dinner.
A. arrived
B. was arriving
C. arrives
D. arriving
Conjunctions › View
She didn’t come to the meeting ___ she was sick.
A. and
B. but
C. because
D. so
Vocabulary and Grammar › Viewwhat is the past participle of the word “smell”?
A. smell
B. smelt
C. smelled
D. smelted
Tenses › View
He ___ soccer every Saturday.
A. plays
B. play
C. played
D. will play
