Grammar Quiz
[ Grammar ]

Robert Ballard invented an underwater robot. Which ones are the nouns?

A. Robert Ballard, robot

B. Robert Ballard, underwater

C. invented, robot

D. Robert Ballard, invented

Select your answer:
A  B  C  D  E 


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Adjectives & PrepositionSynonymBe used to vs used toModals "Should"Passive Voice & Tenses-ed/-ing AdjectivesSimple Past - Irregular VerbsPhrase or ClauseConditional Sentences Type I, IIConditional Sentences and Verb Form

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