[ Modal Verbs ]
Which sentence contains an incorrect use of a modal verb?
A. You must take your time.
B. He can plays the piano.
C. They should help their parents.
D. She may finish her homework.

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Grammar and VocabulariesPast Simple & Past ContinuousConditionals Type IRelative PronounsPast Simple - Present PerfectSimple Present Negative and QuestionHelpful Phrases Comperative and SuperlativePresent and Past TensesWord Form & Verb TenseOther quiz:
Prepositions › ViewChoose the right preposition: He is good ____ singing.
A. on
B. by
C. at
D. in
Past Perfect › View
We ______ (be) late for the plane because we ______ (forget) our passports.
A. had been / forgot
B. were / had forgotten
C. are / forgot
D. were / forgotten