[ Modal Verbs ]
It is a hospital. we … not smoke
A. can
B. should
C. must

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GerundSimple Compound and Complex SentencesConditionalArticles and NounsRun-On SentencesVerb Present Simple TenseVerb Tenses (Progressive, Perfect)Prepositions after Verbs and AdjectiveVerbs and Possessive AdjectiveSentences Function and StructureOther quiz:
Grammar › ViewEngineers at Red Motors have just created the corporation’s first car _________ by solar energy.
A. power
B. powered
C. powering
D. powerful
Grammar › View
My brother …(say)… he loved the book.
A. sayed
B. said
C. saied
D. saying