[ Modals ]
_______be sitting down at your desk when the bell rings.
A. You can
B. You must not
C. You have to
D. You do not have

Random Topics:
Regular Plural NounsGrammar and Verb TensesTOEIC Grammar and Vocabulary ReviewConjunctions and PrepositionsComparative and Superlative AdjectiveAdverb PhrasesRegular and Irregular VerbsPast Simple (to be)Conditional ClauseTenseOther quiz:
Present Simple Tense › View__________ (you watch) movies?
A. Do you watch
B. Does you watch
C. Do you watches
D. Does you watches
Modals for Advice, Obligation/Prohibition, Necessity and Lack of Necessity › View
Which sentence is correct?
A. I don’t think you should tell him what happened.
B. The doctor doesn’t think I should to go on a diet.
C. We don’t think they ought to not keep animals in those conditions.
D. My dad thinks I shouldn’t to go out with Steve any more.
Linking Verb › ViewJohn _______ impolite today. He is always polite and helpful to others.
A. is
B. was
C. is being
D. was being
Simple vs Present Continuous Tenses › View
Ronald and I … football in the school yard now.
A. am playing
B. are playing
C. is playing