Раскройте скобки , употребляя глаголы в Future Simple He (to ring) me up when he ( to return) home. She ( to walk) home if it (not to be) too cold. I am sure he (to come) to say good-bye to as before he ( to leave) St. Petersburg. If we (to be) tired , we ( to stop) at a small village half-way so Moscow and (to have) a short rest and a meal there. If you (to miss) the 10.30 train , there mother a 10.35

He will ring me up when he returns home.