Documents Grammar. Teaching Aims: A Giving instructions B Using ‘should’ and ‘must’

Grammar Teaching Aims: A Giving instructions B Using âshouldâ and âmustâ brush tank Donât swim here. Donât park your bike here. You canât swim here. You canât park…

Documents Should 、 ought to 、 must You should clean the blackboard. You ought to clean the blackboard. ....

Should、 ought to 、must You should clean the blackboard . You ought to clean the blackboard . You should not draw it on the blackboard . You ought not to draw it on the…