[ Modals of Deduction ]
The door isn’t locked, and the lights are on; the office ____________ closed.
A. must
B. might not
C. can’t be

Random Topics:
Distinguishing Future TensesGerund NounPassive Voice in Past Simple TenseObject PronounVocabulary, Adjective & PrepositionHas Got & Have GotPersonal Pronouns and VerbPlaces in TownPronouns ( Interrogative )Present Perfect or Past Simple TenseOther quiz:
Grammar › ViewThe workers are busy planting some trees ______ the roadside.
A. by
B. with
C. from
D. between
Tenses › View
Kennedy Sports will — its end-of-season sale through the month of January.
A. continuing
B. continued
C. continues
D. continue
Modal Verbs › ViewChoose the incorrect answer:
A. I must have wrote down the wrong address, sorry.
B. She could have drowned if it wasn’t for the life guard!
C. Oliver must have liked the show. He loves musicals.
D. You can’t have seen me at the mall. I was at the beach all weekend.
Grammar › View
Choose the suitable word:
George can’t have noticed, can he/has he?
A. can he
B. has he
