[ Modal Verbs ]
It’s forbidden to enter the lab without safety gear. → You __________ enter the lab without safety gear.
A. mustn’t
B. had to
C. should
D. have to

Random Topics:
Modals and Adjectives (ed-ing)Must or Mus notPast and Perfect TensesPast Tense vs Present TensePresent Perfect SimpleGrammar: SyntaxFuture TensePassive Voice Active VoiceSimple vs Present Continuous TensesModals and Past TensesOther quiz:
Vocabulary › ViewWhich of the following words do not have the same meaning as “latter”?
A. former
B. last
C. final
D. ultimate
Vocabulary and Idioms › View
Her explanation of the phenomenon was so confusing that I couldn’t _____ anything.
A. take in
B. put back
C. call for
D. go over
Mixed General Quiz › ViewMy relatives usually give me money for my birthday then I can………….what to buy.
A. deciding
B. decided
C. decide
Antonyms › View
Restrainted, held in check, muted
A. Predispose
B. Unbridled
C. Diffuse
