[ Modal Verb Gerund or To Infinitive ]
Passengers ___ smoke until the signs have been switched off.
A. mustn’t
B. can’t
C. needn’t
D. mightn’t

Random Topics:
Future TenseVerbsHomophone & HomonymLinking Verbs & Helping VerbsJobsArticles A and AnPresent Simple and Continuous TenseFamily Vocabulary and GrammarVerb Tenses and Subject Verb AgreementTenses and VerbsOther quiz:
Modals › ViewI —— be clerk,but now I am an officer.
A. dare
B. ought to
C. used to
Modal Verb › View
You……go to school today because it’s Sunday.
A. mustn’t
B. needn’t
C. mightn’t
D. won’t
Grammar › ViewA:___ come to the party tonight? B:No, she won’t. She has to study for tests.
A. Will Audrey
B. Is Audrey going
C. Did Audrey go to
D. Does Audrey go to
Grammar › View
I can’t come to class today. ________________
A. I’m not feeling well.
B. I not feeling well.
C. I doesn’t feel well.
D. I feel well.
