[ Grammar ]
You _____ touch that! It’s dangerous.
A. have to
B. don’t have to
C. mustn’t

Random Topics:
Compliment, Congratulation, and HopeActive-Passive VoicesNoun ClauseSimple and Continuous TensesFuture Simple TenseContrastive ConjunctionGerunds & Infinitives + VocabularyVOCAB & GRAMMARAuxiliary ModalVocabulary and Verb TensesOther quiz:
Nouns and Quantifiers › ViewI don’t have _________ time left. I need to leave for the airport soon.
A. much
B. many
Vocabulary › View
What is the meaning of ‘track’ in the context of the text?
A. A rough path or road, usually one that has not been built but that has been made by people walking there
B. Causing destruction or damage
C. Very large, heavy and solid
D. Material in a nuclear reactor that absorbs radiation
Modal Verbs › ViewI had prepared dinner before I __________ to work.
A. went
B. was going
C. had gone
D. is going
Grammar › View
Painting is … interesting that I can pass the day without painting
A. So
B. Such
