[ Grammar ]
Police officers must learn to react quickly in dangerous situations, ___ they risk serious injury
A. otherwise
B. unless
C. provided
D. if
Select your answer:

Random Topics:
Time ExpressionsGrammar and Language UsagePresent Simple VS ContinuousIdentifying TensesCompound and Complex SentencesPerfect ModalsGrammar and Sentence CorrectionImperative SentencesContinuous and Perfect TensesInfinitive or GerundOther quiz:
Grammar › View_________ going to pick up a pizza for dinner.
A. Wear
B. Where
C. We’re
D. Were
Grammar › View
He eats _____ crisps and chips.
A. too
B. too much
C. too many
