Topics: Dependent Preposition
The doctors had to operate ____ his knee after the injury.
A. on
B. at
C. in
D. for
Select your answer:

Random Topics:
Noun Verb AgreementAdverbial Clauses of Reason / CauseRelative PronounsVocabulary & Phrasal VerbNoun, Quantifiers and SuffixesGrammar Pronoun and Singular Plural NounPersuasive TextLet & Be allowed toObject PronounsSimple, Complex, Compound SentenceOther quiz:
Grammar › ViewWhich sentence is punctuated correctly?
A. “Are you new?” Paul asked.
B. “Are you new, Paul asked.”
C. Are you new?” Paul asked
Participle Adjectives › View
My little sister was __________ after watching the horror film. She couldn’t sleep!
A. terrified
B. terrifying
