| Verb tense tells you when the action happens. There are three main verb tenses: present, past, and future. Each main tense is divided into simple, progressive, perfect, and perfect progressive tenses. 
 
 |  | Present | Past | Future |  | Simple | finish | finished | will finish |  | Progressive | am/is/are finishing | was/were finishing | will be finishing |  | Perfect | have/has finished | had finished | will have finished |  | Perfect Progressive | have/has been finishing | had been finishing | will have been finishing | 
 
 Things to remember about simple tense:
 
 a. Present tense is the original verb form.
 b. Past tense has a few patterns.
 c. Future tense needs will (shall) + verb.
 
 run
 
 
 eatI run a marathon twice a year. (present)I ran a marathon last year. (past)I will run a marathon next year. (future)
 
 
 seeI eat lunch in my office.I ate lunch an hour ago.I will eat lunch in one hour.
 
 
 knowI see a movie once a week.I saw a movie yesterday.I will see a movie tomorrow.
 
 
 learnI know it.I knew it the day before yesterday.I will know it by tomorrow.
 
 
 cookI learn English.I learned English the last two years.I will learn English next year.
 
 
 I cook my supper every night.I cooked our dinner already.I will cook breakfast tomorrow.
 [Quiz 10.1]
 
 Fill in the blanks with appropriate verb forms.
 
 1)I                      a song at the concert yesterday.
 2)He                      a letter to his girlfriend tomorrow.
 3)I                      to the library to borrow some books this weekend.
 
 انظر للإجابة
 [10.1]1) sang
 2) will write
 3) will go
 
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