1. The fourth time he fell into the hands of a professional slave-catcher, who promptly had the man´s foot cut off with an axe against a tree stump.
    第四次逃跑时，他落到了一个职业奴隶捕手的手上。那人立即用斧头将他的一只脚放在树桩上砍了下来。

2. This is what the police say happened beginning at 3:20 AM in the proper, tree-lined neighborhood:
    以下是警方的描述：惨案始于凌晨3：20，案发地点是树木环绕的高级住宅区。

3. That night she went and sat alone upon a bench that stood beneath an oak tree at the edge of the walk.
    那晚她独自一人坐在路边橡树下的长凳上，

4. The information needed to draw that tree is found in human blood:
    他们在人类血液中找到了绘制这一家谱所需的信息：

5. Those findings, plus the great genetic distance between present-day Africans and non-Africans, indicate that the split from the African branch is the oldest on the human family tree.
    这些发现，再加上现代非洲人与非非洲人之间的巨大基因差距，说明了从非洲人种群开始的分支是人类家谱上最早的分支。

6. The most distinctive members of the European branch of the human tree are the Basques of France and Spain.
    人类家谱图上欧洲人分支的非常特殊的成员就是法国和西班牙的巴斯克人。

7. He hewed branches from the tree.
    他砍去树枝。

8. He sawed the tree down.
    他把树锯倒。

9. He tethered his horse to a tree.
    他用绳子把马拴在树上.

10. He has pointed out that the tree is a useful source of income, as tourists have been coming from all parts of the country to see it.
    他指出，由于人们从全国各地纷纷前来参观这棵树，它成了一个有用的财源。