[ Grammar & Vocabulary ]
Visitor mustn’t _________ the exhibits.
A. touch
B. to touch
C. touches

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Modals and Semi-ModalsClauses and ConjunctionUnreal Uses of Past TensesNoun Clauses with THATGerund and To InfinitiveConditional Sentence Type 3Prepositions and Phrasal VerbsPast Simple & Past ContinuousModals for DeductionPersonal PronounsOther quiz:
Conjunctions › ViewFill in the blanks with the most suitable conjunctions:
Samira opened the book _______ she saw the teacher.
A. as well as
B. as soon as
C. while
D. since
Grammar › View
Eat
A. Pronoun
B. Verb
C. Noun
D. Adjective
E. Adverb