50个句子记完的7000下篇单词
俞敏洪从100套真题中提炼而出的100百个经典句子
1. Typical of the grassland dwellers of the continent is the American
antelope, or pronghorn.
1.美洲羚羊,或称叉角羚,是该大陆典型的草原动物。
2. Of the millions who saw Haley’s comet in 1986, how many people will live