Topics: Modal Verbs for Permission and Obligation
Is ‘should’ used for permission or obligation? Explain your answer.
A. suggestion
B. request
C. advice
D. obligation
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What is the difference between permission and obligation?
A. Obligation allows an action; permission requires an action.
B. Permission allows an action; obligation requires an action.
C. Permission is a type of obligation.
D. Permission is the same as obligation.