[ Expressing Obligation and Modals ]
You …. be quiet when someone else is speaking.
A. must
B. must not

Random Topics:
Present/Past/Past ParticplePresent, Past, and Future TimeQuantifies and Modals of DeductionPast and Past ContinuousGrammar - some / anyVocabulary & Phrasal VerbQuestion Tags in Verb TensesGrammar : can, could and be able toVerb + Infinitive or GerundNoun ClauseOther quiz:
Grammar › ViewMy telephone is out of order, but ________ is working.
A. your
B. our
C. his
D. their
Let & Be allowed to › View
I’m not _____________ stay out late.
A. let to
B. allowed to
C. allowed too
D. lets to
Identifying Sentence Types › ViewKarl saw a movie this weekend, but he thought it was really boring.
A. Simple Sentence
B. Compound Sentence
C. Complex Sentence
Grammar › View
Choose the correct form of the verb: My friend _ about buying a new car these days.
A. thinks
B. think
C. thinking
D. is thinking
