Sentences

1. When Andrew is becomes an adult he will became a singer.
2.I'm eating the cherries. Do you want to try some?
3.Today I'm tired. Yesterday Last night I came back home late.
4.Studying English is very demanding. Usually I study it one for an hour each day.
5.Since 1950, my best friend's family have been producing produced the olive oil and they are produceding yet.
6. Village, town and city are three concepts with different meanings in English!

Hi Nicola,

I see that there are already two other corrections to your sentences, so I'm going to rewrite them instead to make them sound more native.

Sentences

1. Andrew wants to become a singer when he is an adult.
2. Would you like to try these cherries I'm eating?
3. Last night I got home late, so today I've been really tired. 
4. Studying English is very demanding and I have to study for an hour each day.
5. My friend's family have been producing olive oil since the 1950s. 
6. In English, town, village, and city each have different meanings and represent different concepts.

Sentences

1. When Andrew is an adult grows up he will became a singer.
2.I'm eating the cherries. Do you want to try?
3.Today I'm tired today. Yesterday Last night I came back late.
4.Studying English is very demanding. Usually I study it one hour each day.
5.Since 1950 my best friend's family have produced the olive oil and they are produceding yet. My friend's family have been producing olive oil since 1950.
6. Village, town and city are three concepts with different meanings in English!