[ Modal Auxiliary Verb ]
While you are driving, you ___ listen to the radio. It’s not necessary.
A. Doesn’t have to
B. Must
C. Don’t have to
D. Must not

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Modals and AdviceVerb-ing and InfinitiveGrammar - FragmentsConditionalUnreal ConditionalsSimple and Continuous Present TenseFew, a few, little, a littleAdverbs and AdjectivesPresent Tenses: Simple vs ContinuousNoun Clauses with THATOther quiz:
Present Tenses › View. Choose the correct passive voice form: The artist painted a beautiful portrait.
A. The artist was painting a beautiful portrait.
B. A beautiful portrait is painted by the artist.
C. The artist paints a beautiful portrait.
D. A beautiful portrait was painted by the artist.
Vocabulary & Phrasal Verb › View
When will the new book be … and appear in the shops?
A. printed
B. published
Grammar › ViewWhich spelling is correct?
A. a stairght line
B. a straight line
Past Tenses › View
It tell us that an action was in progress, but not when it was finished.
A. simple past
B. past continuous
C. present continuous