[ Modal Verbs ]
Which sentence contains an incorrect use of a modal verb?
A. You must wear your seatbelt in the car.
B. He can plays the piano very well.
C. We should drink more water.
D. They may go to the library later.

Random Topics:
Demonstrative PronounPhrasal verbs and Prepositional PhrasesGrammar & ReadingPossessive Nouns with Apostrophes and PronounsGrammar - SimilesCoordinate ConjunctionPresent Perfect Continuous TenseConditional Sentences and AdverbsTenses and StructurePresent and Past TensesOther quiz:
Grammar › ViewShe finished ______ her project at 10pm last night.
A. to do
B. doing
Conjunctions › View
You can borrow my book ______ you promise to return it.
A. unless
B. because
C. as long as
D. before
Grammar › ViewWhat is the correct -ing form of “swim”?
A. swiming
B. swimmeing
C. swimming
D. swiming
Grammar › View
The dog wagged _____ tail.
A. its
B. it’s
