[ Modal Verbs & Reflexive Pronouns ]
You … smoke on board the plane.
A. mustn’t
B. can
C. don’t have to
D. must

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Relative ClauseSimple TenseRelative Clauses and etcDescribing WordsWill or Going toModal PossibilitiesFuture or PastNoun Phrases and Verb PhrasesVocabulary and PrepositionsGrammar and PrepositionsOther quiz:
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A. Sedimentology
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Subject and Verb Agreement › View
Some of the vocabulary in the lesson _____ difficult.
A. is
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Passive Voice › ViewSpanish ________ in Colombia
A. is spoken
B. are spoken
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Please don’t forget ______ (pay) the bill.
A. paying
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C. pay