【推荐1】If you're familiar with the story "The Tortoise and the Hare", you will know that the tortoise proves that_______(坚持不懈) is much more important than speed. （根据汉语提示单词拼写）

【推荐2】词性转换
1. contribute v．贡献；捐助；投稿→________ n．贡献
2. relieve v．减轻，缓解→________n．减轻，缓解
3. short adj.短的；缺少的→________n．短缺，不足，缺乏
4. effect n．效果→________adj.有效的，产生预期效果的
5. earnings n．收入→________v．挣(钱)
6. donation n．捐献→________v．捐赠，捐献
7. persevere vi.坚持；孜孜以求→________________n．毅力；韧性；不屈不挠的精神
8. recyclable adj.可回收利用的→________________v.回收利用