[ Modals and Responsibilities ]
You ___ wear a helmet while riding a bike.
A. must
B. need to
C. have to
D. responsible for

Random Topics:
Adjectives & PrepositionsGrammar RulesPast Simple and Past Continuous TensesActive-Passive VoicesSimilesLinking Verbs and TensesSuffixes (ing-ed) SentencesArticles with Proper NounsGrammar: SyntaxWh- Questions Present Simple TenseOther quiz:
Grammar › ViewI got there ……plane.
A. on
B. by
C. in
Grammar › View
CDs weren’t around for very long, and CD burners disappeared almost …
A. as quickly
B. as quickly as
Vocabulary › ViewA current version or updated report
A. Thwart
B. Vehement
C. Update-Noun
D. Update-Verb
Grammar › View
I didn’t see _____.
A. he
B. him
