[ Modal Verbs ]
You _________________ clean right now. You can wait until everybody leaves.
A. mustn’t
B. could not
C. don’t have to
D. cannot

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InfinitivesGerund or InfinitivesGrammar Like & Linking VerbDeterminersPronouns and AntecedentsPronounciation and GrammarGrammar - QuantiflierPast Tense vs Present TenseModals of ProhibitionModal Auxiliary VerbsOther quiz:
Grammar › ViewMr. Fu told me that he _______ come to the party.
A. may
B. might
C. can
Tenses › View
While Ms. Nhung was teaching in Class 4B, she ______ a piercing scream outside.
A. heard
B. has heard
C. was hearing
D. had heard
Phrasal Verbs › ViewIn order to process your application, we need you to fill ___ this form.
A. on
B. onto
C. into
D. in
Grammar › View
A film that continues the story of an earlier film:
A. scene
B. sequel
C. plot