[ Grammar ]
People ____ wash hands.
A. don’t have to
B. must
C. mustn’t

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Zero Conditional SentenceAdjective ending with ED & INGModals Auxiliaryused to, be used to, get used toPassive Voice, Modals of Deduction and First ConditionalCountable QuantifiersThe Past SimpleVerb + Infinitive or Gerund3rd Person SingularSimple Present Tense vs Present Continuous TenseOther quiz:
Subject and Verbs Agreement › ViewWhat I am asking ___ about the missing girl’s appearance.
A. are
B. is
C. being
D. were
Grammar › View
The _____ are full of old books.
A. boxed
B. boxes
C. box
D. boxing