[ Passive Modals in Different Tenses ]
Transform the sentence into passive voice in past continuous tense: We were cleaning the house.
A. The house was being cleaning by us.
B. The house was cleaning by us.
C. The house was being cleaned by us.
D. The house was cleaned by us.

Random Topics:
Modal Verbs for SpeculationConjunctions & Cohesive DevicesPast Simple vs Present SimplePassive and Active VoiceAuxiliary VerbsContinuous TenseAdverb ClauseVocabulary, Adjective & PrepositionPast Continuous and Past Simple TenseSimple and Compound SentencesOther quiz:
Future Tenses › ViewBy next year, she __________ her degree.
A. obtain
B. has obtained
C. will obtain
D. will have obtained
Grammar › View
Mobile phones were invented _______ the 20th century
A. at
B. in
C. on
Homophones › ViewKramer likes to _____ stories for children.
A. Write
B. Right
Grammar › View
There was a leak on the roof ,so I had it______________.
A. fix
B. been fixing
C. fixing
D. fixed
