Firstly, the author claims that the stone tools look similar to the stones
used by chimpanzees today, as both of them are large and heavy, with
scratches that indicate they were used to smash nuts. ...
| 英文文章 | 文章字数 | 测试时长 | 正确率 | 速度 | 退格数 | 出错数 | 成绩 |
|---|---|---|---|---|---|---|---|
| 《Firstly》 | 611字 | 1.0分钟 | 100% | 115 CPM | 18 次 | 0 | 及格，继续努力！ |
| 励志名言： 山抹微云，天粘衰草，画角声断谯门。 ——秦观 | |||||||
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