They ___ known about the schedule change, but they still came late.
A. may not have
B. had to have
C. mustn’t have
D. might have

Random Topics:
Future Perfect ContinuousVerb Patterns / IngVerbs and PrepositionsParts of Speech and Compound SentencesGrammar PhrasesPast Perfect vs Past Simpleused to vs be used to vs get used toSentence LabelingPast ParticiplePronouns and AntecedentsOther quiz:
Grammar › ViewEnglish Grammar. Select the one underlined word or phrase that is incorrect.
The majority to the news is about violence or scandal.
A. The
B. To
C. News
D. Violence
To Infinitive or Bare Infinitive › View
He asked her……..him.
A. marry
B. marring
C. to marry
D. to marring
Vocabulary › ViewA Fanfare is to
A. A showy outward display
B. A secret outward display
C. A loud noise inside
D. A showy inward display
E. None of the above
Mixed General Quiz › View
Select the meaning of the underlined word in the sentence.
The nurse noticed an audible gurgle when doing a physical examination on the patient.
A. Observable
B. Spasmodic
C. Ominous
D. Perceptible
