Which sentence contains an incorrect use of a modal verb?
A. You must respect your elders.
B. He can plays football.
C. They should study for the exam.
D. She may go to the library.

Random Topics:
Verb IdentificationVocabularyVocabulary, Adjective & PrepositionVerb TensesSubject Verb Agreement Irregular VerbPossessive Pronouns and QuantifiersSimple and Past TensesHave to/Has toConjunctions and Verb TensesInterrogative PronounsOther quiz:
Grammar › ViewChoose the word(s) CLOSEST in meaning to the underlined word(s) in the following question
I got the teaching in the Happy Child Charity Centre just by chance.
___
A. accidentally
B. purposefully
C. easily
D. immediately
Modals › View
Nobody is answering the phone. They …
A. must go out
B. must have gone out
C. had to go out
Grammar › ViewThe English of Canada is similar to:
A. Australian and British English
B. French and American English
C. American and British English
D. Black and American English
Grammar › View
Select the correct word to fill in the blank.
We _____ not know why he is always absent.
A. do
B. does
