[ Modal Verbs ]
He _______ be tired. He’s been studying all day.
A. must
B. can
C. should

Random Topics:
First ConditionalsGrammar - Capitalization and Possessive NounsModals VerbsDo / Have / Can - Basic QuestionsPresent Simple with Adverbs of FrequencyPerfect and Past TenseTypes of Sentence StructuresPresent/Past/Future Continuous TenseTenses and Passive VoicePossesive Pronouns and Modals of AbilityOther quiz:
Grammar › ViewI______ know the correct answer.
A. am not
B. not
C. don’t
D. doesn’t
Grammar › View
How far is ___ moon away from ___ earth?
A. a, a
B. the, the
C. a, an
D. the, an
Conjunction › ViewToday is Thursday, ______ the test is on Friday.
A. but
B. nor
C. or
D. and
Modals - Conditionals - Future Tenses › View
You _____ visit the doctor immediately as your symptoms are quite severe.
A. Could
B. Can
C. Must
D. Might
