[ Grammar ]
The zebras _____________ been at the zoo a long time.
A. are
B. has
C. were
D. have
Select your answer:
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Adjectives and AdverbsTenses and OpinionsPast Simple Negative & QuestionsGiving and Asking for AbilityAdverbs & to beSecond Type ConditionalModal PossibilitiesPreposition and Preposition PhrasePresent Simple Affirmative and NegativeOther quiz:
Grammar › ViewWhy doesn’t Mike ….. some of his work to his assistant?
A. delegate
B. resign
C. widen
D. demand
Grammar › View
Martha …………….. three miles a day before she broke her leg.
A. walked
B. is walking
C. had been walking