Why practice this topic?
Focused repetition helps you notice the pattern and use it accurately in real English.
Grammar topic
Learn how to ask for, give and refuse permission with an appropriate level of formality. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
Learn how to express rules, necessity and lack of necessity using must and have to. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
Learn how to give and ask for advice using should, ought to and had better. Understand the meaning, follow the form, study clear examples and avoid common mistakes.
Focused repetition helps you notice the pattern and use it accurately in real English.