阅读下面短文，掌握其大意，然后从短文后各题所给的A、B、C三个选项中，选出可 以填入空白处的最佳选项。

    I think that everyone in the world will live 1 easy life in 100 2 time. We will have machines and robots and they will help us 3 all the 4 work, and we won't have to do things 5 washing the dishes or 6 the bed. I hope that doctors will 7keep us alive 8 a long time. I hope that when I am 70 years old, there 9something that can keep me alive for another 70 years, 10 I will live to be 140 years old.