“金无足赤，人无完人”，下列说法或做法你认为不正确的是（  ）

    I think that the world will be an easy place to live in. We1have machines and robots and they will2us do all the3jobs, and we don't have to do things4washing dishes and5the beds, though we won't have any dishes at all. Maybe we will just throw the dishes away after each meal. I6that doctors will be able to7us alive8a long time. I hope that when I am 80 years old, there9something that can keep me alive for1080 years, so I will live to be 160 years old.

贵州省是我国石漠化最严重的地区，生态环镜堪忧，为减轻水土流失和石漠化造成的危害，贵州所采取的生态环境恢复措施是（    ）

①陡坡地修筑梯田 ②封山育林 ③发展特色产业  ④鼓励生育，增加石漠化地区劳动力