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举一反三
【单选题】“树不修不直，人不教不才”，“遇良医得生，遇庸医致死”这说明( )。
A.
外因是事物变化的根本原因
B.
外因是事物变化的根据
C.
外因在一定条件下能够改变事物发展的进程
D.
外因不一定通过内因而起作用
【单选题】淮安扬子公司(320823****),经海关同意,将原从美国洛杉矶港海运免税进口的投资设备,结转给淮安德胜公司(320893***),作为该公司的投资设备。其出口货物报关单上的 “ 指运港 ” 应填报为:
A.
中国 （0142）
B.
洛杉矶港（3154）
C.
中国境内（0142）
【单选题】Many people feel that human beings are responsible for the disappearance of some other animal species. While we may have hastened the disappearance of some, abundant evidence suggests mankind has had ...
A.
Human beings have hastened the disappearance of some.
B.
There was mass extinction long before humanity's time on Earth.
C.
Human beings'activities have had great impact on the earth.
D.
Many species have extinct since the human race came into being.