[ Grammar ]
You ………. smoke in here; smoking is not allowed.
A. must
B. mustn’t
C. have to
D. don’t have to

Random Topics:
Quantifiers and ArticlesQuestion TagComparatives or SuperlativesQuantifierTenses - Irregular VerbsFuture Tense - will and going toAdjectives with PrepositionWill, Be going to, Present ContinuousPast ParticiplesFuture TensesOther quiz:
Articles › ViewHe succeeded in opening a new school for ______ blind.
A. –
B. a
C. an
D. the
Grammar › View
Simple Present
I _ _ _ at home every days.
A. work
B. works
C. worked
D. working
Vocabulary › Viewpromised
A. infinite
B. sequel
C. guaranteed
D. catch up on
Active vs. Passive Voice › View
The whale was pursued relentlessly by Captain Ahab.
A. Active
B. Passive
