It's time to sit down and relax! In this section, you can take a quick look at the different contents of the unit through several posters and videos:
- Go green: the alphabet of ecology.
- Imperative: how to form imperatives in English.
- Modal verbs: types of modal verbs with examples.
- Can tax help protect the environment?: this video aims at helping you understand what environmental taxes are and how they support the protection of the environment.
- Imperative: use of imperative in a real situation.
- Modal verbs: an introduction to modal verbs.