20 years ago He came frome mexico.
There is a spelling mistake.
"He" is not a name, so the "h" should not be capital (he)
Mexico is a name, so the "M" should be capital (M)
20 years ago he came from Mexico.
He was five years old He worked in his father small gas station
This should be one sentence connected with the "conjunction" when
When he was five years old He worked in his father small gas station,
But that is still incorrect.
The "He" in the middle should not have a capital "H." It is not a name.
"father" is possessive. It should end with "apostrophe s" (father's)
That's a complete sentence, so it should end with a period, not a comma.
When he was five years old, he worked in his father's small gas station.
In 1970 Mexico economic went down,
"economic" is an adjective that modifies a noun (for example: economic crisis, economic resurgence, economic problems)
The noun is "economy."
The correct form is "the Mexican economy" or "the economy of Mexico."
That is a complete sentence, so it should end with a period.
In 1970 the economy of Mexico went down.
he was 18 years old and he worked a teacher.
The sentence should start with a capital letter.
There should be a comma before "and"
"as" should be between "work" and "a teacher." (as a teacher)
He was 18 years old, and he worked as a teacher.
But the money he made wasn't enought for take care his family.
There is one misspelled word.
"for take care" should be "to take care"
"take care his family" should be "take care of his family)
But the money he made wasn't enough to take care of his family.
that's why he decided to come to u.s.
The sentence should begin with a capital letter.
"He" is not a name, so the "h" should not be capital.
If the name of a country is more than one word, it usually begins with "the."
The Czech Republic
The People's Republic of China
Also, The U.S. is the name of a country, so "U.S." should be capitalized.
He decided to come to the U.S.
His first job in u.s. was farmworker,
This is a complete sentence, so it should end with a period, not a comma
"u.s." should be "The U.S."
His first job in the U.S. was farmworker.
He pick up tomatoes, cotton, cantaloup.
"pick up" should be only "pick," a verb with a specific application to agriculture.
He picked up his shoes.
He picked up his daughter at school.
but: He picked vegetables.
In the sentence "pick" should be simple past tense (picked)
There is one misspelled word in the sentence.
If the sentence has a list, there should be a comma before the last item (tomatoes, cotton and
He picked tomatoes, cotton and cantaloupes.
His cousin told him you going to do that for the Rest of you life.
"Rest" is not a name, so the "r" should not be capital.
"you going to" should be "you are going to"
'you life" is a possessive construction. "you" should be possessive "your"
The spoken part of the sentence should be separated by a comma and quotation marks (') and should begin with a capital letter
His cousin told him, "You are going to do that for the rest of your life."
and then he thougth is time to move and started to stury English.
It's a sentence, so it should start with a capital letter.
There are 2 misspelled words.
The verb should be "move on," which has a different meaning than "move."
"Move on" means finishing something and beginning something new.
After the argument, they agreed to move on.
He graduated from high school and moved on.
"he thought is time" is missing a subject.
But the sentence is past tense, so it should be "it was
Then he thought it was time to move on and started to study English.