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[ Phrasal Verb ]
Flouride greatly helps ……………. tooth decay, so it’s commonly used in toothpaste.
A. prevent
B. cause
C. prolong
D. conclude
Select your answer:
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Random Topics:
Type of SentencesPresent Continuous TenseIrregular VerbAdverbs and Adverbial PhrasesFuture SimpleVocab CheckingDefinite, Indefinite and Zero ArticlesCausative VerbCompound Sentences
Other quiz:
Grammar › ViewThe dancer danced _________ on the stage.
A. sweetly
B. bravely
C. gracefully
D. soundly
Mixed General Quiz › View
Identify the part of speech for the underlined word: Her sister is the oldest member of the group.
A. Pronoun
B. Noun
C. Adjective
D. Adverb
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