（）认为历史不仅仅是帝王将相，而是由我们芸芸众生形成的，而且短期内是看不清楚的。
A、年鉴学派
B、考据学派
C、程朱学派
D、儒家
参考答案：A
Mary was caught in a traffic jam and by the time she arrived at the airport her father’s plane_______.
A．took off
B．had already taken off
C．was take off
D．had already been taken off
诱发富山事件的主要污染物为（）
A.Hg
B.Pb
C.Cd
D.As
