1. Education is the door to freedom. 教育是通向自由之门 （一个简单的主系表结构）2. Challenges make life interesting. 挑战使生活变得有趣（make +…adj. 形容词作宾补）3. Difficulties make life worth living.困难让生活更有价值（make+…介词短语作宾补）4. Nothing in the world can take the place of persistence.世界上没有任何东西可以代替坚持（否定词作主语， take the place of 代替）5. It’s impossible to defeat a person who never gives up.打败一个永不放弃的人是不可能的。（动词不定式作主语）6. The most important thing in life is to have a great aim and the determination to attend it.生活中最重要的事情就是有一个远大的目标，并有决心实现它。（不定式作表语和定语）7. If you can dream it, you can do it.只要你想得到，你就做得到 ( if 引导的条件状语从句)8. Actions speak louder than words.行为比言语更有说服力（副词比较级）9. Deeds are more powerful than words.行为比言语更强大（形容词比较级）10. Mistakes show us what we still need to learn.从错误中我们知道该学什么（what 引导的宾语从句作宾语，从句中不定式作宾语）11. Difficult times show us who our true friends are.艰难岁月上我们知道谁是真正的朋友 / 患难见真情 （宾语从句）12. It doesn’t cost anything to be nice.做好人事不费吹灰之力的（不定式作主语，it 形式主语）13. Believe in what you can become. 相 信 自 己 的 潜 力（what 引导的名词从句作宾语）14. Think and your mind will stay fresh.思考能使大脑保持清醒（祈使句+and +主句）15. You win because you think you can.你成功是一因为你认为你能成功（原因状语从句）16. By helping others, you will feel good about yourself.帮助他人，其乐无穷。（by 表手段，途经）17. Lost time is never found again.时间一去不复返。（过去分词作定语，一般现在时的被动语态）18. Rome wasn’t built in a day. 罗马不是一天建成的。（一般过去时的被动语态）19. Never put off until tomorrow what you can do today.永远不要把今天能做得事情拖到明天。（否定祈使...
