[ Modals ]
We use: mustn’t when we talk about ( …)
A. necessity.
B. obligation
C. no obligation
D. prohibition

Random Topics:
Present Perfect - Just, Already, YetCountable & Noncountable NounsMay, MightCoherent Sentence with Correct Grammar StructureModal AuxiliaryAdverb of MannersPrepositional PhrasesModals and InversionSo - Too - Either - NeitherPast TenseOther quiz:
Tenses › ViewShe ____ for hours. That’s why her eyes are red now.
A. cried
B. has been crying
C. was crying
D. has cried
Grammar › View
I’m visiting my hairdresser tomorrow. For now, I keep my head down __ myself in the mirror! I look terrible!
A. in order to see not
B. so as not to see
C. intending to not see
D. so that not to see
Grammar › ViewWhat do you think I … do?
A. should
B. should to
C. should be
Countable - Uncountable › View
His politics ___ inspired by the greatest kings.
A. was
B. were
