[ Modal Verbs ]
My grandfather ______ read without glasses when he was 50.
A. mustn’t
B. can
C. could

Random Topics:
Verb AgreementPresent Perfect and Present Perfect ContinuousAction vs Linking Verbs/ Verb PhrasesPreposition (at,in,on)Modals for ObligationModal VerbPast and Present TensesSubjective and Objective PronounComparison Degree & GerundsPreposition of DirectionOther quiz:
Antonyms › ViewWhat is the antonym for honest?
A. liar
B. appear
C. dishonest
D. truth
Grammar › View
Guan Hong and I are friends. __________ go to school together.
A. He
B. She
C. They
D. We
Present Perfect › ViewDuring the two years David ____________ ten different jobs.
A. has has
B. has had
C. have had
D. have have
Prepositions › View
I need to learn these verbs ___ heart ___ tomorrow.
A. by – on
B. by – to
C. From – by
D. By – by
