试题题干
Translate the following sentence into Chinese.
Animals like the buffalo and the pronghorn antelope, which once roamed the plains in countless numbers, were either killed or pushed off the grasslands.
参考答案
试题解析
考点：buffalo 野牛；pronghorn 叉角羚；grassland 草原。
句子结构：句子主干为Animals were either killed or pushed off the grasslands，which引导定语从句修饰Animals。