[ Grammar ]
We also have an evacuation plan _______ we need to get everyone off the rig quickly.
A. when
B. if
C. unless
D. in case

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Grammar and SyntaxAdverbial Concession ClausesDefinite, Indefinite and Zero ArticlesPresent Perfect vs Past SimpleConjunction: Because and SoPossessive PronounsConstrative ConjunctionApostrophe GrammarTOEICGrammar Double Object VerbsOther quiz:
Grammar › ViewThis passage is _____ by me
A. Write
B. Wrote
C. Writing
D. Written
Subject Verb Agreement › View
Both dresses inside her closet (look, looks) elegant.
A. look
B. looks
Conjunctions › ViewMatt went to the beach, ___ he learned to surf.
A. or
B. and
C. but
D. for
Adverb Clauses › View
He couldn’t play soccer __________ he hurt his ankle.
A. if
B. before
C. as
D. unless
