[ 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:
Vocabulary › Viewarranges the speech either forward or backward in time
A. Chronological or sequence pattern
B. spatial pattern
C. categorical or topical pattern
D. cause-effect pattern
E. problem-solution pattern
Grammar › View
When they _________, Emily _________ dinner.
A. come – were cooking
B. came – was cooking
C. were coming – cooked
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