Teoríaa Verbos

The Present Tenses
Present Simple
Present Simple Used to say what someone usually does I always study English on Tuesday.

Present Progressive/Continuous
Present Progressive Used to say whatsomeone is doing now I am studying English now

Present Perfect Simple
Present Perfect Simple Used to show unfinished time I have studied English twice this week.

Present PerfectProgressive/Continuous
Present Perfect Progressive Used to say how long someone has been doing something. • I have been studying English for 2 years.
• I have been studying English since 1997.________________________________________
The Past Tenses
Simple Past
Simple Past Used to show a completed action • I studied English last Saturday.

Past Progressive/Continuous
Past Progressive Oftenused to say when something was being done or what was happening when something else happened • I was studying English last Monday when my friend rang.
• I was studying English at 5pm last Monday.Past Perfect Simple
Past Perfect Simple The past of have done. Used to say when something was done by. • I had done my English homework by 6.30 pm last Saturday.
• I had done my Englishhomework by the time I ate dinner last Saturday.

Past Perfect Progressive/Continuous
Past Perfect Progressive The past of have been. Used to show how long something was done for by a certain time. •I'd been doing my English homework for 30 minutes when my friend rang last Saturday.
• I'd been doing my English homework for 30 minutes by 1 pm last Saturday.________________________________________
The Future Tenses
The future can be indicated in several different ways in English. It is often created with the use of auxiliaries: "She will be a student.", "She is going to drive a newcar."
English can even create the future by using the simple present (used for timetables, programs etc.), "The train arrives at 10pm" or the present progressive (used for future plans), "He is...