[ Modal Verbs ]
Don’t leave your window open at night. Someone ________ climb in.
A. might
B. can’t
C. couldn’t

Random Topics:
Sentence Types and ConjunctionsVerb + Infinitive or GerundDefinite & Indefinite Pronoun & ConditionalsPresent and Past Perfect TensesAdverb of Frequency and Past Continuous TenseGrammar - Nouns, Verbs, and AdjectivesModals of Obligation & ProhibitionVerb Tense, Pronouns and AntecedentsPresent Tenses: Simple vs ContinuousGrammar - could / could notOther quiz:
Simple Present Progressive › ViewMy dog is ________ water.
A. drank
B. drink
C. drinking
Question Words › View
_______ is she? She is at the washroom.
A. Why
B. When
C. Where
D. Which
Grammar › ViewMy cat Bart is ………………. my cat Lisa.
A. bigger
B. biger than
C. bigger than
D. more big
Modal Verbs › View
You ……… spend too much time playing computer games. It’s bad for your eyes.
A. should
B. must
C. shouldn’t
D. can
