Another way to approach teaching modal auxiliary verbs is in context, for example, "How to give advice". This is especially useful for students of higher levels that have some knowledge of the various modal auxiliary verbs.
Below you can read feedback from an ITTT graduate regarding one section of their online TEFL certification course. Each of our online courses is broken down into concise units that focus on specific areas of English language teaching. This convenient, highly structured design means that you can quickly get to grips with each section before moving onto the next.
this unit is all about modal,phrasal verb and passive voice. this unit teaches about the basic rules and how modals can be express in different ideas such as obligation,possibility and probability, permission and prohibition,ability and advice.this unit also teaches passive voice and it's form,usage,the typical student error/mistake and teaching ideas.In this unit, I learned about the different parts of speech. These include nouns, verbs, adverbs, objects, adjectives, subjects, gerunds, pronouns, conjunctions, and prepositions. It is very helpful to revisit the parts of speech as I have not for many years now. This unit refreshed my mind and will help me teach parts of speech to my class, correctly.