He will do his English exercises if he doesn’t have anything to do.
If I don’t help him, he will not write his paper tomorrow.
He will not go to the library tonight.
If he does not go to the library, he will be at home.
We shall be at home tomorrow.
If we are at home tomorrow, we shall see this programme on TV.
She will not be at home tomorrow.
If she is not at home tomorrow, leave a message for her.
Tomorrow the weather will be fine.
If the weather is fine tomorrow, we shall go to the country.
When she comes to school, she takes off her coat.
When she comes to school, she will take off her coat.
As soon as he remembers this funny scene, he begins laughing.
As soon as he remembers this funny scene, he will begin laughing.
I shall come home at six o’clock.
When I come home, I shall ring you up.
She will ring us up in the evening.
If she rings you up, ask her to bring me the book.
I shall see Tom tomorrow.
As soon as I see Tom, I shall tell him about it.
I shall go to Paris next week.
Before I go to Paris, I shall ring you up.