Someone cleaned the office yesterday.
A. The office was cleaned by someone yesterday.
B. The office is cleaned by someone yesterday.
C. The office had cleaned by someone yesterday.
D. The office had been cleaned by someone yesterday.

Random Topics:
Contractions and ConjunctionsPersonal PronounModals and ConditionalsNoun and PronounTenses and Verb FormsMay, MightPassive Voice Present SimpleVerb BETime ClausePast Perfect and Past Perfect ContinuousOther quiz:
Grammar › ViewTransfer this Active Voice sentence into the Passive one:
Britain kept Napoleon on an island.
A. Napoleon was been kept on an island by Britain.
B. Napoleon had kept on an island by Britain.
C. Napoleon kept on an island by Britain.
D. Napoleon was kept on an island by Britain.
Grammar › View
I haven’t enjoyed myself so much for years.
A. It’s years since I have enjoyed myself so much.
B. It was years since I had enjoyed myself so much.
C. It has been years since I have enjoyed myself so much.
D. It’s years since I last enjoyed myself so much.
Subject Verb Agreement › ViewIdentify the object in the sentence “The dog chased the cat.”
A. The dog
B. Chased
C. The cat
D. None of the above
Plural › View
The plural form of deer is…
A. Deer
B. Deers
C. Deres
