So he keeps on studying after his English classes in order to prepare for life in America.
所以他在英语课下课后还继续学习,为以后在美国生活做准备。
It was also thought that by removing their main supply of food, the Native Americans would be forced to give in.
当时还有人认为,断掉了主要的食物来源,土著人就会被迫屈服。