[ Verb Conjugation ]
She has _________ the plane many times.
A. flew
B. flied
C. flown
D. fly

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Present and Past Simple PassiveInfinitives and ING FormsArticles and DeterminersSentence Structure and Verb TensesModal, Causative Verb & Elliptical StructureModals and InversionPresent Tense (Negatives and Questions)Past and Past ContinuousConditional Sentences Type I, IIIrregular AdjectivesOther quiz:
Grammar › ViewHe has to _________ the plants twice a day.
A. water
B. waters
C. watered
D. watering
Grammar › View
The teacher _________students with their homework in the clasroom tomorrow.
A. helping
B. will help
C. will have helped
D. helped