[ Modals ]
You ___ wear a helmet when riding a bike.
A. must
B. mustn’t
C. shouldn’t
D. should
Select your answer:

Random Topics:
Present Tense VerbsDefinite ArticlesTenses and StructuresFigure of SpeechPhrases and ClausesModals and Past ModalsGrammar - too & enoughConnectivesPreposition & GerundConditional Sentences and Verb FormOther quiz:
Grammar › View In the backyard, a very angry squirrel threw acorns at Leroy.
A. indirect object
B. direct object
C. preposition
D. verb
Determiners & Quantifiers › View
Would you like____________ bread?
A. a slice of
B. a bar of
C. a bunch of
D. a can of
