Topics: Perfect Tenses
The boy knocked the door. There was nobody inside. His mother ____________ yet.
A. has not returned
B. have not returned
C. had not returned
D. did not return
Select your answer:
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Linking Words and PhrasesTenses, Tag Questions, Phrasal VerbsArticle and Order of AdjctiveTimeDemonstrative SpeechPassive Voice - Past SimpleAuxiliary ModalTenses PracticeGerund Subject or ObjectModal Verbs and ConditionalsOther quiz:
Grammar › ViewEating breakfast is ____ than eating dinner.
A. important
B. as important
C. more important
Idioms › View
“Knock it off” means the same as ___.
a. buy it
b. yes, please
c. stop it