1. PRESENT
1.1. Simple
1.1.1. I eat an ice cream
1.1.2. I don't eat an ice cream
1.1.3. Do you eat an ice cream?
1.2. Continous
1.2.1. We are dancing
1.2.2. We aren't dancing
1.2.3. Are you dacing?
1.3. PRESENT PERFECT
1.3.1. I have done homework
1.3.2. I haven't done homewok
1.3.3. Have you done homework?
1.4. PRESENT PERFECT CONTINOUS
1.4.1. I have been waiting the bus
1.4.2. I haven't been waiting the bus
1.4.3. Have you been waiting the bus?
2. MODALS
2.1. Ability
2.1.1. I can dance
2.1.2. I can't dance
2.1.3. Can you dance?
2.2. Possibility
2.2.1. I may read this summer
2.2.2. I may not read this summer
2.2.3. May you read this summer?
2.3. Permission
2.3.1. I could go to the cinema
2.3.2. I couldn't go to the cinema
2.3.3. Could you go to the cinema?
3. FUTURE
3.1. Will
3.1.1. I will travel to London
3.1.2. I won't travel to London
3.1.3. Will you travel to London?
3.2. Going to
3.2.1. This summer I going to the beach
3.2.2. This summer I am not going to the beach.
3.2.3. Are you going to the beach?
3.3. Present Continous
3.3.1. I'm playing volleyball this summer
3.3.2. I am not playing volleyball this summer
3.3.3. Are you playing volleyball this summer?
4. PAST
4.1. Perfect
4.1.1. I had ate pizza
4.1.2. I hadn't ate pizza
4.1.3. Had you ate pizza?
4.2. Continous
4.2.1. You were singing
4.2.2. You weren't singing
4.2.3. Were you singing?
4.3. Simple
4.3.1. I worked last year
4.3.2. I didn't work last year
4.3.3. Did I work last year?
4.4. Used to
4.4.1. I use to dance
4.4.2. I didn't use to dance
4.4.3. Did you use to dance?