Grammar Quiz

[ Vocabulary ]

a symbiotic relationship in which one organism lives with, on, or in another and harms it

A. commenalism

B. parasitism

C. symbiosis

D. mutualism

Select your answer:
         


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Prepositional PhrasesUnless If First ConditionalModal Verbs for SpeculationToeic VerbSimple Past TenseVerb Patterns / IngSimple and Progressive Verb TensesModals for ObligationPast Simple and Past Continuous Tenses

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Grammar › View

It__________(rain) the whole morning. When is it going to stop? (It’s still raining.)

A. has rained

B. has been raining


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I got scared when the train went _________ a long tunnel.

A. above

B. through

C. along

D. beneath