1. Continuous Tenses
1.1. Present Continuous
1.1.1. Uses
1.1.1.1. An action in progress in the present.
1.1.2. Structure
1.1.2.1. Subject + am/is/are + Present participle of main verb + Complements .(+)
1.1.2.2. Subject + am/is/are not + Present participle of main verb + Complements (-)
1.1.2.3. Am/Is/Are] + Subject + Present participle of main verb + Complements?
1.1.3. Examples
1.1.3.1. She is reading a book. (+)
1.1.3.2. She is not reading a book. (-)
1.1.3.3. Is she reading a book?. (?)
2. Continous Tenses
2.1. Past Continuous
2.1.1. Uses
2.1.1.1. An action in preogress in the past.
2.1.2. Structure
2.1.2.1. Subject + was/were + Present participle of main verb + Complement. (+)
2.1.2.2. Subject + was/were not + present participle of main verb + Complement. (-)
2.1.2.3. Was/Were + Subject + Present participle of main verb + Complements?
2.1.3. Examples
2.1.3.1. She was studying for her exams. (+)
2.1.3.2. She was not stuying for her exams. (-)
2.1.3.3. Was she studying for her exams?. (?)
3. Continous Tenses
3.1. Present Perfect Continuous
3.1.1. Uses
3.1.1.1. An action that started sometime in the past and is still continuing.
3.1.2. Stucture
3.1.2.1. Subject + have been/has been + Present participle of main verb + Complements. (+)
3.1.2.2. Subject + have/has not been + Present participle of main verb+ Complements. (-)
3.1.2.3. Have/Has + Subject + been + Present participle of main verb + Complements?
3.1.3. Examples
3.1.3.1. She has been playing videogames for two hours. (+)
3.1.3.2. She has not been playing videogames for two hours. (-)
3.1.3.3. Has she been playing videogames for two hours?. (?)
4. Simple Tenses
4.1. Present Simple
4.1.1. Uses
4.1.1.1. Habitual actions in the present
4.1.1.2. Reapeted actions in the present
4.1.2. Structure
4.1.2.1. Subject + Verb+ -s or -es + Complement (+)
4.1.2.2. Subject + Do/Does + not + Verb + Complement. (-)
4.1.2.3. Do/Does + Subject + Verb + ?
4.1.3. Explamples
4.1.3.1. I study english every day. (+)
4.1.3.2. She does not go to the gym
4.1.3.3. Do they play the piano?
5. Simple Tenses
5.1. Simple Present
5.1.1. Uses
5.1.1.1. Describe a completed action al a specific point in the past.
5.1.2. Structure
5.1.2.1. Subject + past verb + complement. (+)
5.1.2.2. Subject + Did not + verb + complement. (-)
5.1.2.3. Did + Subject + Verb + Complement + ?. (?)
5.1.3. Examples
5.1.3.1. I went to the cinema last week. (+)
5.1.3.2. She did not play football yesterday. (-)
5.1.3.3. Did they talk with the teacher? (?)
6. Simple Tenses
6.1. Present Perfect
6.1.1. Uses
6.1.1.1. Describe past experiences with no specific past time given.
6.1.2. Structure
6.1.2.1. Subject + Have/has + Past participle verb + Complement. (+)
6.1.2.2. Subject + Have/Has + not + Past Participle Verb + Complement. (-)
6.1.2.3. Have/Has + Subject + Past participle verb + complement + ? (?)
6.1.3. Examples
6.1.3.1. I have never traveled to Galapagos Island. (+)
6.1.3.2. He has not eaten sushi. (-)
6.1.3.3. Have they read any book in class? (?)