[ Grammar ]
Which compound sentence is written correctly?
A. Most bats are brown, and some are black.
B. Most bats are brown, but some are black.
C. Most bats are brown, yet some are black.
D. Most bats are brown, so some are black.

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Simple Present and Past TenseShould, Should not havePast Tense and Perfect TenseTenses and Word FormationConditional TensesComparatives or SuperlativesPast Simple VS Used toIntermediate GrammarEssential and Nonessential ClausesModal, Causative Verb & Elliptical StructureOther quiz:
Vocabulary › ViewRose was __________ about the poor working and safety conditions until it was too late.
A. elated
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Friday afternoon, Abe asks: May I pick you up at 6 pm?
A. obligation
B. certainty
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She ___________ her pencil to Mani everyday.
A. giving
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The night-time temperatures were __________ but in the day I never felt cold.
A. scorching
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