[ Vocabulary and Grammar ]
These bluefin tuna __________ very fast if they __________ in danger.
A. will swim | are
B. are going to swim | won’t be
C. swim | are going to be
D. won’t swim | will not be

Random Topics:
Pronouns, Sentence Structure, and Figurative LanguageInfinitive FormsNouns, Articles, DeterminersPresent, Past and Future TenseComparisonAdverbs of How Something is DoneFuture TensesGerund - to Infinitive Phrases and ClausesModals of AdvisabilityOther quiz:
Grammar › ViewIf Anita doesn’t hurry, she _____ be able to finish.
A. won’t
B. would
C. can
D. can’t
Conjunctions › View
He passed the exam __________ he studied hard.
A. because
B. as long as
C. since
D. as long as