please help me to correct them.

please help me to correct them.

1.Kate is inflexiable because no one can persaude him sucessfully

2.Tim is agressive because he always wants to win on every argument

3.If we were sucessful at this negociating, we would get a lot of
lands.< if i use past tense. does it mean i guess?

4.Intelligence is more important than effort

5.if you continue to gain your weight, you will have some serious
health problems.

6.my father works hard in his salon in his all life.

7.I am pleased with the patients who I have treated successfully

8.This case is very difficult to solve because we don't have enough
resources.

9.All of computers of our companies were down yesterday because
of the new virus

10.He barely got the championship because all of his competitors
were experienced

11.if i tell you this sercet, there are some possibilities that i will
get into trouble.

12.you have to face the reality now, otherwise the consequence
will be worse.

13.War is everyone'nightmare

14.when I see them at a time, i feel embarrassed

15.if I knew what was ahead, I would not call the police

16.the polluter who produced a lot of poisoned water were arrested

17.the gambler borrowed too much and now he is only able to return
half of it, so he will be broke.

18.when i was young, I usually performed juggling in front of my friends.

19.The football game will be take place in the football field that is
on the south of HK.

20.Please choose a card from the pile of the cards.