[ Grammar ]
Christopher ______ know that his behaviour is annoying, so I´m going to tell him.
A. could
B. might not
C. can

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Modals of Obligation and PermissionConjunction: Because and SoGrammar for TOEFLDefinite ArticlesConjunction and PunctuationPRESENT SIMPLE - CHILDRENGrammar Error Correction (Simple Present Tense)Modals "Should"Word Form & Verb TenseTypes of Sentence StructuresOther quiz:
Grammar › ViewFred _____at school yesterday so he _____write a test.
A. was/ didn’t
B. wasn’t didn’t
C. was/ doesn’t
Grammar › View
There isn’t ……………………. fruit in the Fridge.
A. Some
B. Any
C. Lot of
D. Are
You _________ eat healthy food or you will become overweight.
A. should
B. shouldn’t
C. can’t
D. could
Modal Verbs › View
___ they come to the concert tonight?
A. Can
B. Must
C. Should
D. Can’t
