[ Modals ]
You ___ smoke in a hospital.
A. mustn’t
B. don’t have to

Random Topics:
Modal Verbs - ObligationComplex Sentences with Adverb ClausesAdverbs of TimePast Simple-ed or -ingAdverbial ClausePast Tense, Recount Text, and Future TenseAdverbs, Infinitives, Definite ArticleConjunction and PunctuationModals, Infinitives and GerundsOther quiz:
Mixed General Quiz › ViewA rank lower than general is ___.
a. colonel
b. kernel
Present Perfect Tense › View
Have you ever _______in a chair for six hours?
A. sit
B. sat
C. sitten
D. sitting