Object pronouns vs Subject pronouns

Do you remember how to use the object pronouns and the subject pronouns?  I leave you here a link to work on it. You have some explanations and some exercises online. 

Object pronouns vs Subject pronouns 

Present Simple vs Present Continuous

Hello everybody!! Here I leave you a link to work easily about the differences between Present Simple and Present Continuous. After reading the theory, you can practise with three exercises you have at the bottom of the page. 

Present Simple vs Present Continuous

Present simple and WH- questions

Let's see how to use PRESENT SIMPLE in English and how to make questions using WH- words. Enjoy it! And be lucky! Press the link. 

Here you have a video explanation about the present simple.