ESO GRAMMAR

1. Modals

1.1. Possibility

1.1.1. They must be tired

1.2. Permission

1.2.1. I want you to know I love you

1.3. Advice

1.3.1. Should I stay or should I go

2. Present

2.1. Simple

2.1.1. I go

2.2. Continuous

2.2.1. I'm working

2.3. Perfect

2.3.1. Simple

2.3.1.1. I have seen

2.3.2. Continuous

2.3.2.1. I have been running

3. Past

3.1. Simple

3.1.1. I listened

3.2. Continuous

3.2.1. I was working

3.3. Perfect

3.3.1. Simple

3.3.1.1. I had ate

3.3.2. Continuous

3.3.2.1. I had been shooting

4. Future

4.1. Will

4.1.1. I will score

4.2. Going to

4.2.1. I'm going to work

4.3. Perfect

4.3.1. Simple

4.3.1.1. I'll have worked

4.3.2. Continuous

4.3.2.1. I'll have been doing