Modals with "Not"

This page explains how to use modal verbs "must not" and "do not have to". Includes an exercise.

Resource URL: 

http://web2.uvcs.uvic.ca/courses/elc/studyzone/330/grammar/330-modals-not.htm

Screen shot: 

Category: 

Modals

Level: 

Lower Intermediate

Final rating: 

80