[ Passive Voice ]
Pine cones ___________ (eat) by squirrels.
A. Pine cones are eaten by squirrels.
B. Pine cones were eaten by squirrels.
C. Pine cones have been eaten by squirrels.

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Coherent Sentence with Correct Grammar StructureQuantifiers & Modal VerbsTOEIC Grammar and Vocabulary ReviewAdjectives & PrepositionsGerund & ParticipleDefinite & Indefinite Pronoun & ConditionalsFuture PassiveKinds of NounsGrammar - to bePassive Voice - Present ContinuousOther quiz:
Vocabulary › ViewDuring the thunderstorm ____________________ hit the tree and it caught fire.
A. frost
B. frost
C. chilly
D. lightning
E. freezing
Modal Verbs › View
The weather forecast may indicate rain later today.
A. Yes
B. No