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¡¡¡¡1. Yet little has been done to solve this problem worldwide.

¡¡¡¡2. To make one final point, ¡­

¡¡¡¡3. As we are all aware ¡­

¡¡¡¡4. ¡­ has long been an issue debated mainly in ¡­ around the world.

¡¡¡¡5. One example is that ¡­

¡¡¡¡6. Conversely

¡¡¡¡7. The final point that I would like to make is that ¡­

¡¡¡¡8. Likewise, it is no longer required that ¡­ nor is it ¡­

¡¡¡¡9. at all costs

¡¡¡¡10.What is important to remember is that ¡­

¡¡¡¡11.preservation and protection

¡¡¡¡12.In this increasingly global world, ¡­

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¡¡¡¡ÒÀÀµ£ºrely on, depend on, count on

¡¡¡¡Ê®·Ö£ºvery much, immensely, hugely, largely, greatly, enormously, tremendously

¡¡¡¡Ë𺦣ºdamage, hurt, injure, harm, impair

¡¡¡¡¸øÓ裺give, offer, render, impart, provide

¡¡¡¡·¢Õ¹£ºdevelop, cultivate, foster

¡¡¡¡ÓÅÊÆ£ºadvantage, merit, virtue, benefit, upside, strength

¡¡¡¡È±ÏÝ£ºdisadvantage, detect, demerit, drawback, downside, weakness a