[ Relative Clause ]
This cat _____ sister ate fish yesterday.
A. This cat whose sister ate fish yesterday.
B. This cat which sister ate fish yesterday.
C. This cat who sister ate fish yesterday.
D. This cat whom sister ate fish yesterday.

Random Topics:
Passive ModalsAction vs Linking Verbs/ Verb PhrasesVerbs & Verb TensesComparative AdverbModals VerbArticles and QuantifiersInfinitives for reasonsGive, do and makeInterrogative PronounsAdverbial Clause, Noun ClauseOther quiz:
Grammar › ViewShe played an electric guitar in the concert. Which ones are the nouns?
A. played, electric
B. electric, guitar
C. guitar, concert
D. electric, concert
Phrasal Verb › View
We were all disappointed with the way things …….because we had expected to find a solution.
A. Broke out
B. Came across
C. Turned out
D. Let down