[ Modals ]
Whatever you do, you ________________ touch that switch. It’s very dangerous.
A. mustn’t
B. don’t have to
C. doesn’t have to

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Have as verb and auxiliaryPresent and Past Simple TensePresent Simple for Future ArrangementNoun, Adjective, and Adverb ClausesPassive Voice, Question Tag, PrepositionsRelative Clauses beginning with PrepositionsSubordinating and Coordinating ConjunctionsMesopotamia VocabularyAdjectives and comparisonsPronouns and Subject Verb AgreementOther quiz:
Grammar › ViewI wish I ________ to see that comedian in the theatre last week – the reviews were great
A. had gone
B. went
Adjective › View
Pierre is …
a. a painter young famous Australian.
b. a young famous painter Australian.
C. a famous young French painter.
Tenses › ViewI _______ living in İstanbul for three years now.
A. am
B. have been
C. was
D. had been
Grammar › View
David was the first person ___ to me when I arrived
A. to talk
B. which talking
C. that he talked