[ Tenses - Passive Voice ]
The cooks … the kitchen since an hour ago.
A. clean
B. cleaned
C. are cleaning
D. have cleaned

Random Topics:
Conjunction: Because and SoIdiomsCollective NounsGerund or to InfinitiveSimple and Continuous TensesNoun PhraseOffering HelpQuestion tag and + - AgreementBasic GrammarAbilityOther quiz:
Grammar › View____ chemistry lessons at school?
A. Were you enjoying
B. Had you enjoyed
C. Would you enjoy
D. Did you use to enjoy
Vocabulary › View
An announcement online, or in a newspaper, on television, or on a poster about something such as a product, event, or job.
A. postcard
B. advertisement
C. article
Conjunction › ViewDo you like the red hand bags __________ the blue ones?
A. and
B. but
C. or
D. at
Grammar › View
The dog had managed to _____ the collar that was choking him.
A. lose
B. loose
C. loosen
D. lost
