[ Modal Verbs ]
. You ___ wear a helmet while riding a bike.
A. mustn’t
B. have to
C. can
Select your answer:

Random Topics:
Tenses and ComparisonsModals and AdvicePast Continuous Tense & Past ModalsPresent Tenses and VocabularyConjunction and PunctuationComplex PrepositionsPast simple vs Present perfectPast Simple & Past PerfectModals of ProhibitionPresent Simple and ContinuousOther quiz:
Grammar › ViewMy friends __ come to the party next week.
A. would like to
B. would like
C. wouldn’t like to
D. wouldn’t like
Grammar › View
Where can you see this notice?
A. library
B. canteen
C. science lab
D. principal’s office
