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

Random Topics:
Prepositions Of PlaceNo Excuse Words / Conjunction SODEGREE COMPARISONPresent Perfect & Past Simple TenseIndefinite and Reflexive Pronounsand, so, but, becauseVocabullary TestGrammar / PronounsPresent Perfect SimpleWill vs Verb InfinitivesOther quiz:
Grammar › ViewThe bed was very uncomfortable, so I ______________ very well. (sleep)
A. didn’t sleep
B. slept
C. isn’t sleep
D. sleeps
Grammar › View
He took a lot of _____ when he visited Bali.
A. photos
B. photo
C. a photo
D. many photos
Prepositions › ViewWhat type of verb is the underlined word? The audience will be stunned by the events of the games.
A. Helping Verb
B. Linking Verb
C. Action Verb
Present Tense › View
I _______________ good grade every semester.
A. good
B. get
C. gets
D. gotten
