So imagine, that you are transforming, inspiring, and improving not only others but yourself along the way. 想象一下，你不仅不断改进、启发和改善他人的同时，也在改变自己。 This will make you better and stronger! 这将使你变得更优秀，更强大！ Bette
November 17, 2007 THE PRESIDENT: Good morning. In a few days, our Nation will celebrate Thanksgiving. Like millions of Americans, members of Congress will travel home for the holiday. Unfortunately, a
How y'all doing? Good. I came here to give you a science lesson 大家好吗？非常好。今天我想给大家上一堂科学课， about animal mating systems and why defining monogamy has been a challenge for scientists. 关于动物交配体系，以及为什么对科学
