[ Modal Verbs & Perfect Infinitive ]
. She looks sad. She …….. something upsetting on social media.
A. must have seen
B. can’t have seen
C. must see

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Modal Verb in Passive VoiceAuxiliary and Modal VerbsAdverb and Noun ClausesNoun Clauses with THATVerb & GrammarUnderstanding Product Packaging and TensesTenses of VerbsPassive Voice with ModalsPresent Continuous TenseModals and Active and Passive VoiceOther quiz:
Modals › ViewMaybe Philips has your sunglasses.
Philips____________ your sunglasses.
A. May have
B. Must have
C. Can have
Grammar › View
What is the pronoun in the following sentence? “They completed the project together.”
A. They
B. the
C. together
D. project
Grammar › ViewShe ________ a lot of text messages every day.
A. gets
B. get
Gerunds › View
He doesn’t like ….. a hotel online.
A. going
B. booking
C. staying
D. sleeping
