Must/mustn't, have to/don't have to

Dear students,
Click here to learn the rules for how to use must and have to,then do the activities.
Exercise 1
Exercise 2
Exercise 3
Exercise 4
Exercise 5

Listening practice

From this very page you can get instant access to English-language radio and TV programmes wherever you are in the world, without a radio or TV.

How to show interest

Hi everyone,
Watch this video which teaches some expressions you should use when having an informal conversation with someone.

Modal verbs: Be able to and can/could

Hi everyone,
Here are some activities to practice this grammar point:
Exercise 1
Exercise 2

Adjectives ending in -ed and adjectives ending in -ing

1. Click here to learn the difference, read and listen to some examples. There's a long list of adjectives too (it's translated into Spanish).
2. Exercise 1. 
3. Exercise 2. 
4. Another website with a short explanation and an exercise.