My previous knowledge

Present simple
1. Use when you do an action in the moment
  1. I play video games in my room
Present continuous
1. Use when you doing an action
  1. Verbs ending with -ing
    1. I am sleeping in my room
Present perfect
1. The present perfect is formed by combining the auxiliary verb "has" or "have" with the past participle.
  1. Example
    1. I have been sick a long time ago
Past simple
1. Used to
  1. This is a modal that use when you want to say or expressing an action that you did but now already not.
    1. Example
      1. I used to work very hard
2. Would
  1. This modal we use to expressing something with nostalgic that it was of the past.
    1. Example
      1. I would eat the sandwich if i hat it
Sate verbs
1. -ing
  1. Use in the Present continuous tense
2. Infinitive
  1. Use in the Present simple tense
For
1. Use for a period of time
  1. I have been a doctor for three years
Since
1. Use for a specific date
  1. I have been in puebla since last June

Resource summary

	Created by Dante García Luengas almost 9 years ago