Раскройте скобки , употребляя глаголы в Future Simple He (to ring) me up when he ( to return) home. She ( to walk) home

1. He will ring me up when he returns home. 2. She will walk home if it is not too cold. 3. I am sure he will come to say good-bye to us before he leaves St. Petersburg. 4. If we are tired, we will stop at a small village half-way to Moscow and will have a short rest and a meal there. 5. If you miss the 10.30 train, there will be another at 10.35.