1 . There was once a time when the Europeans immigrants used force to drive the ________ from the more fertile land.

A．victims

B．habitats

C．ancestors

D．natives

2 . 我们的一些祖先没有撤退到他们的洞穴里，而是选择征服他们的恐惧，追求未知。（pursue）(汉译英)