[ Grammar ]
Many materials have been used for _____ teeth, including wood.
A. artificial
B. fake
C. false

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Definite pronouns (Subject, Object, Reflexive)Must or Mus notPast Continuous Tense & Past ModalsPrepositions of Time and PlaceGrammar & VocabularyCoordinating Conjunctions and Comparative AdjectivesSimple Past - Irregular VerbsAdverbs (manners & modifiers)Tenses, Tag Questions, Phrasal VerbsModal Verbs & Time PrepositionsOther quiz:
Prepositions of Place › ViewI am walking __________ school.
A. at
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Vocabulary and Grammar › View
Young people like to communicate with small, colorful ____ .
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Modals › View
Which is correct?
A. Can you be more polite?
B. Do you can be more polite?