1. regulars verbs
1.1. affirmative subject+verb + ed: they watched tv yesterday
1.2. negative subjet +didn`t+ verb they didn´t watch tv yestreday
1.3. interrogative did + subjet +verb? Did they play football last sunday
2. spelling rules regular verbs : Ed
2.1. 1.- verbs that end in - e : add-d only live - lived, phone-phoned.
2.2. 2.-verbs that end in a consonant + -y : change the - y to - i and add - ed study - studied.
2.3. 3.- verbs that end in one vowel and one consonant : double the final consonant and add - ed play - played
3. irregular verbs
3.1. 1.- Many important verbs are irregular wedo not use - ed to form that you have to memory.
3.1.1. he ate a hamburger
3.1.2. i bougth a book
3.2. we form the negative and interrogative in the same way as regular verbs
3.2.1. I didn´t buy a book
3.2.2. he didn´t a hamburger
3.3. with the simple PAST WE USE EXPRESSIONES of time like
3.3.1. yesterday
3.3.2. Last.....
3.3.3. tow years ago
3.3.4. in 1989
4. uses
4.1. completed action in the past
4.1.1. use the simple past to express the idea that a action started and finished at a especific time in the past
4.2. A series of completed action
4.2.1. we use the simple past to list a series of completed action in the past. these action happen 1 st,2 and, 3rd, 4 th, and so o on
4.3. use 3 duration in past
4.3.1. The simplw past cam be ased with a duration which stars and stops in the past . aduration is longer action often in indicated by exprexions such as : for,twor,yours,for ,five,minutes,all.day , etc
4.4. habits in the past
4.4.1. The simple past can also be used to describe a habit which stppesd in the past . in can have the same meaning a "use to ".