[ Modal Verbs ]
The book is optional. My professor said we could read it if we needed extra credit. But we_______________ read it if we don’t want to.
A. don’t have to
B. must not
C. cannot
Select your answer:

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Grammar & TensesPast Tense vs Future TenseSimilesComparative AdverbsSubject/Verb Agreement with Collective NounsTime Clauses and ConjunctionsAdverbs by TypeJobsAuxiliary Verbs, if, unless and ModalConjunctions and Verb TensesOther quiz:
Grammar › ViewThe contraction of: Will Not is:
A. Won’t
B. ‘not
C. isn’t
D. ‘II
Grammar › View
She´s wearing an orange dress and a pink cardigan. I think she _______ colour blind.
A. must
B. may
C. might not
