The witness refused ____________ any of the questions asked by the police.
A. to answer
B. answering
C. to be answered
D. to answering

Random Topics:
PrepositionUnderstanding Product Packaging and TensesRelative - ConditionalNoun, Quantifiers and SuffixesPrepositionsQuantifiers, Countable and Uncountable NounsInfinitives and ING FormsPassivisationDescribing WordsActive-Passive VoicesOther quiz:
Grammar › View“Why don’t you complain to the manager, Tony?” said Paul.
A. Paul suggested that Tony complain to the manager.
B. Paul advised Tony complaining to the manager.
C. Paul suggested Tony to complain to the manager.
D. Paul asked Tony why he doesn’t complain to the manger.
Grammar › View
Tomorrow morning, both escalators in the store will be turned off periodically in order to perform _____ maintenance.
A. required
B. requiring
C. requires
D. require
Grammar › ViewI will ___ to Italy next year
A. goo
B. went
C. gone
D. go
Gerunds in Sentences › View
In the sentence “The teacher gave studying a high priority,” what is the function of the gerund?
A. Direct object
B. Simple subject
C. Indirect object
D. Predicate nominative
