ada yang bisa jawab soal ini? ( Conditional Sentense )

1.
if i had much money, i would go abroad.
if i had had much money, i would have gone abroad.

2.
you will not miss the bus if you come earlier.
you would not have missed the bus if you had come earlier.

3.
if akbar knows the problem, he will help us.
if akbar knew the problem, he would help us.

4. the bus got into an accident so i wasn't in surabaya.

5. mira didn't feel satisfied with her job so she left it.