[ Subordinating Conjunctions ]
You may leave the class … the bell rings.
A. if
B. before
C. after
D. until

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Future Perfect Tense › ViewYou … your English score online next week.
A. will have seen
B. will have saw
C. will have see
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A blue whale is the _________ animal in the world.
A. heavy
B. heavier
C. heaviest
D. most heaviest