The American society is____an exceedingly shaky foundation of natural resources, which is connected with the possibility of a worsening environment.
A. established on B. affiliated to C. originated from D. incorporated with
昨日习题：
When I＿＿＿my senses, I found myself wrapped up in bed in my little room , with grandma bending over me.
A. woke up B. took to C. picked up D. came to
答案：D came to one's senses 恢复意识，苏醒