[ 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:
Present Tenses › ViewI _____ from him since last July.
A. do not hear
B. did not hear
C. was not hearing
D. have not heard
Present Continuous Tense › View
Write the present tense of the verbs.
prepare
A. preparing
B. prepares
C. prepareing
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