[ Tenses ]
I … on an airplane many times.
A. have flied
B. have flown
C. flown
D. flied

Random Topics:
So - Too - Either - NeitherHow many / How much - Is there / Are therePassive of Modal VerbsVerbs and TensesIntermediatePrepositions after Verbs and AdjectiveModals with Perfect InfinitivePersonal Pronouns and VerbModal Verbs for PossibilityComparativesOther quiz:
Noun / Pronoun › View. Choose the sentence that correctly uses a relative pronoun.
A. The book that you lent me was fascinating.
B. This is mine.
C. Everyone should bring their own lunch.
D. Who is at the door?
Present Tenses › View
He ____ to the top of the mountain three times and he plans to do it again.
A. has been climbing
B. has climbed
C. is climbing
D. climbs
Adverbial Clauses of Reason / Cause › ViewThe teacher explains the lesson very clearly _______ every student can understand.
A. so
B. so that
C. for
D. as
Narrative Tenses › View
Peter is very lazy. He always copies his friends’ homework and never does it by _______________.
A. him
B. themselves
C. yourselves
D. himself
