[ Grammar ]
The migratory birds __________ before the temperature dropped.
A. had left
B. has left
C. left
D. leaved

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Modals and InversionModal VerbPossessive NounsReported Speech and Reported QuestionsPast and Present ContinuousPresent simple, Present continuous, Singular, PluralAbilitySentences vs Run-OnsIf Conditional Zero and OneModal Verbs for PossibilityOther quiz:
Grammar › View(near) ………… computer is easy to use.
A. this
B. that
C. these
D. those
Grammar › View
What is he doing in the garden ?
A. He is playing cards
B. He is planting flowers
C. He is eating
