Grammar Quiz
[ Expressing Obligation and Modals ]

Complete the sentences with the correct form of the modals and verbs in parentheses:

Companies ___________ (must / promise) customers products they cannot build.

A. must promise

B. mustn’t promise

C. musts not promise

Select your answer:
A  B  C  D  E 


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Adverbial Concession ClausesModals for Necessity and SuggestionsVerb Patterns / IngModals of ProbabilityInterjections, Tag Questions and Nouns of Direct AddressPresent Perfect & Past Simple TenseThird Grade ExamV-ing/to-VNoun PhraseAdverb of Frequency and Past Continuous Tense

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Arnaldo and his friends ______ in the library.

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It is believed ______ over a million pounds

A. that the company stole

B. to the company stole

C. that the company to steal

D. to the company to steal

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