Modal Verbs

The modal verbs can present some difficulties if we don't understand very well the way they're used and the changes some of them experience when used in positive or negative.

In this presentation, which has been completed after the class, you have some clues, some examples of the different modal verbs, and your homework to do after reading through it.

Click here, please: Modal Verbs

Present perfect

Do you still have problems to know when you have to use present perfect or past simple? Do you remember the differences between FOR and SINCE?
Click here to go through it again!

Presente Perfect

Stative and dynamic verbs

Some time ago we looked at the differences between these two kind of verbs to see if we could use only simple forms or simple and continuous forms. If you want to go through it again, click here.

Stative & dynamic verbs