[ Modal Verbs ]
You ………. be quiet in the library.
A. must
B. mustn’t
C. should
D. shouldn’t

Random Topics:
Modals in the PastPresent Perfect Negative and InterrogativeGerunds as objects of prepositionContinuous TenseGerunds, Infinitives and ParticiplesModals and ConditionalsVerb Moods and Vague PronounsVocabulary and IdiomsHave to/Has toCollective NounsOther quiz:
Relative Clauses › ViewIs the first of March the day__________the astronaut will come and give a speech at our school?
A. who
B. when
C. where
D. which
Future Tenses › View
___ you ___ at 6 tomorrow?
A. will sleep
B. were sleeping
C. will be sleeping
D. do sleep
Grammar › ViewHe said that he ___ (not be) at home the day before.
A. hadn’t been
B. wasn’t
C. isn’t
Cohesive Devices › View
The house is very expensive, _______ I could not buy it.
A. yet
B. so
C. but
