[ 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

Random Topics:
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:
Grammar › ViewI want to be a doctor __________ I want to help other people.
A. although
B. while
C. until
D. because
E. unless
Narrative Tenses › View
A _________ (you / complete) the report when you went for lunch yesterday?
B No, _________ (I / still / write) it yesterday afternoon.
A. Did you complete / I still wrote
B. Were you completing / I was still writing
C. Had you completed / I was still writing
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
