[ Modals ]
You ___ not speak loudly in the library.
A. could
B. must
C. should
D. may

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Transitive or Intransitive VerbsConjunctions & InterjectionsGrammar Like & Linking VerbPresent Simple, Present Continuous or Present PerfectModals, Infinitives and GerundsV-ing/to-VQuantifies and Modals of DeductionAsking & Giving AttentionSimple vs Present Continuous TensesImperative SentencesOther quiz:
Grammar › ViewGenealogy is a …….. of history. It concerns family history, rather than the national or world history studied at school.
A. band
B. set
C. branch
D. series
Grammar › View
____ is your favourite subject? -Math.
A. which
B. what
C. who
D. how