[ Modal Verb ]
All passengers ___ turn off their mobile phone.
A. shall
B. must
C. must not
D. may not
Select your answer:
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Gerund/ To Verb/ VerbPresent Perfect & Past Simple TenseSuperlative & Comparative AdverbsGrammar, adverbs of frequency placementPronounsAdjectives or AdverbsWestern Europe CountriesModal Verbs and PermissionTenses & AffixesOther quiz:
Grammar › ViewDoes she _________ chocolate milk?
A. like
B. likes
C. liking
D. likeing
Prepositions › View
Billie Holiday was famous ___ singing the blues.
A. for
B. of
C. with
D. to