[ Must / must not ]
You … switch your mobile phone on the plane.
A. must
B. mustn’t
Random Topics:
SentencesDo not- Does notInfinitivesSimple and Compound SentencesRelative & Interrogative PronounsPresent Simple and Continuous TenseGiving and Asking for AbilityAdjective ClausesVerb & GrammarPresent Perfect ContinuousOther quiz:
Grammar › ViewI have learned that working hard is the most important key to success and ____________ living a simple life will help me avoid poverty.
A. what
B. which
C. that
D. ×
Tenses › View
While I ____ TV last night, a mouse ran across the floor.
A. have watched
B. was watching
C. watched
D. have been watching
Grammar › ViewWe _____ in the school yesterday morning.
A. are
B. were
C. was
D. is
Modal Verbs › View
The new marketing strategy __________ boost our sales in the upcoming quarter.
A. can
B. might
C. will
D. would