[ Modal Verbs ]
They ___ know the answer, but I’m not completely sure.
A. must
B. could
C. might
D. have

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Modal Auxiliaries and Similar ExpressionsPrepositions Of PlaceNoun Clauses with THATGrammar: Adjectives & PrepositionsCoordinating ConjunctionSimple TenseSimple TensesHave as verb and auxiliaryTenses and ArticleSimiles, Metaphors, Personification and HyperboleOther quiz:
Grammar › View“Listen! Remy (sing) …. in his room.”
A. is singing
B. are singing
C. sings
D. sing
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Linh (marry) Hung 10 months ago.
A. married
B. marries
C. had married
D. will marry
Grammar › ViewYou should ___________Japan in October.
A. visits
B. visiting
C. visit
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Identify the CORRECT one.
A. Are you writing your essay at the moment?
B. She does have her books with her today?
C. Do you studying for your exam now?
D. Do your bother plays in the basketball team?
