[ Modal Verbs ]
Matt has got a broken leg. He _____ use the stairs.
A. couldn’t
B. can’t
C. doesn’t have to

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Gerund or to InfinitiveGrammar - Future ActionSimple Past Tense and Present Continuous TenseEs and SHas and HaveGrammar AssessmentModal Verbs and PermissionTenses & AffixesModal Verbs and Contrastive ConjunctionsDescriptionsOther quiz:
Grammar › ViewThe men are busy. ____________ are repiring the roof of the building.
A. He
B. She
C. We
D. They
Present Perfect Continuous › View
They_____________ been ______________all day for the concert.
A. has…practise
B. have…practise
C. has…practising
D. have…practising
Many vs. Much › ViewHow ___ people did you invite?
A. Much
B. Many
Grammar › View
Today I need to clean my apartment, _________ I need to buy some groceries.
A. and
B. or
C. but
D. so