Zero Conditional

you would have gained weight

you gain weight.

you gained weight.

you get good grades

you got good grades

you would get good grades

she woke up early

she wakes up early

she wake up early

when it is cold.

when it would be cold.

when it will be cold.

when it was cold.

if he have no cash.

if he wouldn't have cash.

if he doesn't have cash.

if he didn't have cash.

it has boiled.

it boils.

it would boil.

it will boil.

if it will be in the sun?

if it had been in the sun?

if it were in the sun?

if it is in the sun?

if the teacher had been late?

if the teacher was late?

if the teacher would be late?

if the teacher is late?

if you use batteries?

if you used batteries?

if you would have used batteries?

you could have come in.

you could come in.

you can come in.