Grammar Quiz
[ Modals ]

You …………………. touch this button while the machine is working! It’s dangerous!

A. needn’t

B. mustn’t

C. couldn’t

Select your answer:
A  B  C  D  E 


Random Topics:

Progressive Verb TensesPresent ProgressivePresent and Past Simple TenseSimple present/ past/ future tenseIdentifying TensesTenses and Passive VoiceDefinite vs Zero Article Abstract NounsConjunctions and Verb TensesArticles & PrepositionIndefinite and Intensive Noun

Other quiz:

Grammar › View

We . . . to the library yesterday.

A. study

B. studied

C. studying

D. studies

Grammar › View

John wanted to read ___ module about grammar to better prepare himself for the following days.

A. by

B. a

C. an

D. the

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