If clauses(1)

If you send the letter ,
1. I receive it soon.
2. I will receive it soon.
3. she doesn't receice it soon.
If he studies,
1. he will pass the year
2. he passes the year
3. he not pass the year
She will arrive home if
1. she catch the train
2. she catches the train
3. she does catch thr train
We will win the lottery if
1. we buy it it.
2. we buys it.
3. we not buy it.
If we don't buy the lottery,
1. we not to win any prize.
2. we won't win any prize.
3. we will win any prize
If she isn't at home ,
1. she won't watch TV
2. she not to watch TV
3. she will not watch TV