1．(教材P2)In the future, care for the environment will become(become) very important as earth’s natural resources run out.
2．(教材P2)In the future all shopping will be done(do) online, and catalogues will have(have) voice commands to place orders.
3．(教材P6)Where will we be living(live) in twenty years’ time?
4．(教材P7)At nine o’clock tonight I will be doing(do) my homework.
