[ Grammar ]
The passengers _________wear their seat belts at all times.
A. could
B. must
C. can
D. may

Random Topics:
Past Simple, Past Continuous, Past Perfect, Past Perfect ContinuousWill vs Verb InfinitivesParallel Structure or Combining SentencesInfinitives and GerundsPresent Simple/AffirmativeHow many / How much - Is there / Are therePhrase and ClauseTenseActive vs. Passive VoiceGerunds as objects of prepositionOther quiz:
Grammar and Vocabulary › ViewJoe really doesn’t mind …… what to do.
A. being told
B. telling
C. to tell
D. to be told
Present Simple › View
She ____ breakfast at 7:00 AM.
A. eat
B. eats
C. eating
D. eaten
Grammar › ViewSir Arthur Conan Doyle, who passed away many years ago, _________ Sherlock Holmes.
A. was creating
B. used to create
C. created
D. would create
Grammar › View
The girl … lives next door is my friend.
A. who’s
B. who
C. whose
