Is very fun.
It was very fun.
OR
It is very fun.
I was so nervious.
I was so nervous.
I gived my mum a ticket.
I gave my mum a ticket.
My mum enter the room.
My mum enters the room.
OR
My mum entered the room.
Almost all of teams are from Europe.
Almost all of the teams are from Europe.
The competition don't have a final prize.
The competition doesn't have a final prize.
OR
The competition didn't have a final prize.
I brushed my teeths and went to sleep.
I brushed my teeth and went to sleep.
Last year a lot of teams have played in Barcelona.
Last year a lot of teams played in Barcelona.
I won three medals of gold.
I won three gold medals.
We did a party.
We had a party.
I liked a lot the experience.
I liked the experience a lot.
A important thing is...
An important thing is...
OR
An important thing was...
I didn't went to a play before.
I haven't been to a play before.
OR
I haven't gone to a play before.
They came of countries like Finland or Sweden.
They came from countries like Finland or Sweden.
We are the only audience.
We were the only people in the audience.
That not was an exciting day.
That was not an exciting day.
OR
That wasn't an exciting day.
The day was entertain.
The day was entertaining.
My mum tell me that I can't watch TV.
My mum told me that I couldn't watch TV.
I recommend go to the cinema.
I recommend going to the cinema.
I can't met with them because I was lost.
I couldn't meet with them because I was lost.
There was 100 of person.
There were 100 people.
It was so exited.
It was so exciting.
If you never go to the cinema before, you should go.
If you have never been to the cinema before, you should go.
The good of this day is the movie.
The good thing about this day was the movie.
(I will accept any appropriate answers)
examples:
The rain got/became heavier/harder
It started to rain heavier/harder