[ Grammar ]
The police already use robots to do jobs that are dangerous ………….…… humans.
A. of
B. for
C. to
D. on

Random Topics:
VOCAB & GRAMMARVerb PhrasesFuture - Will and Be going toGrammar - Future ActionPossessive Pronouns and QuantifiersClauses and ConjunctionsPersonal Pronouns and VerbSentence TransformationSimple Present and Present ContinuousAsking for and Giving OpinionOther quiz:
Present Simple › View________ you go to school everyday?
A. Are
B. Does
C. Do
Grammar › View
The scientist’s findings were considered _____ in the field of biotechnology, prompting further research into the subject.
A. derivative
B. ground-breaking
C. anachronistic
D. peripheral