[ Grammar ]
Elephants … land animals in the world.
A. are heaviest
B. are the heavier
C. are the heavyest
D. are the heaviest

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Phrase and ClauseIndefinite and Definite ArticlesContinuous TenseSimilesModal ProbabilityVerb, Object, PrepositionGerunds, Infinitives and ParticiplesModals, Infinitives and GerundsSubordinate ConjunctionsGrammar and Sentence StructureOther quiz:
Grammar › ViewWhat is the structure of the first conditional?
A. If + present simple + , + future simple
B. If + past simple + , + past continuous
C. If + future simple + , + furture perfect
D. If + present simple + , + present simple
Grammar and Vocabulary › View
This museum is very ___.
A. exciting
B. excited
C. excite
D. excitement