[ Must or Mus not ]
We ______ use phones or tablets at school.
A. mustn’t
B. must

Random Topics:
Grammar and SyntaxModals Of SpeculationThe Present Progressive TenseCOUNT - NONCOUNT NOUNSThings in EnglishClauses and ConjunctionPhrasal VerbConjunctions & InterjectionsNoun, Pronoun, Adjective, VerbPast Simple VerbsOther quiz:
Perfect Tenses of Verbs › ViewSome of the climbers had left for the summit too late.
A. present perfect
B. past perfect
C. future perfect
Modal Auxiliary › View
You need your sleep.
You _________ stay up late.
Which modal auxiliary is the right choice for giving suggestion?
A. mustn’t
B. shouldn’t
C. don’t have to
Grammar › ViewCanada’s Pan Rail Corporation will no longer …… freight into the United States.
A. transport
B. transported
C. transporting
D. transports
Conjunction › View
She is too young, __________ she can not smoke.
A. also
B. so
C. like
D. but
