景山公园菊花展:请帮我翻译一下

汉译英：
1.众所周知，中国茶叶是世界上最好的茶叶。
2.你能给我一张纸我把答案写上吗？
3.已经安排好了，由我亲自去机场送你。(arrange)
4.我姐姐如此想去美国，没有人能劝阻她。（dissuade）
二.英译汉：
1．Tests provide grades, but they also let you know what you need to spend more time studying, and they help make your new knowledge permanent.
2．The world won’t end if you don’t pass a test, so don’t worry excessively about a single test.
3. Moreover, in the modern age when human beings depend so much on machines, he had given men throughout the world new pride.
4. As you preview the material, you get some idea of the content and how it is organized.
5. Except for a half hour at lunchtime, there were no breaks in the day to relieve the boring work.
6. All the time it was quite evident that he sincerely believed that he might eventually buy one of these puddings.
7. I am positive that he did not for a moment feel that he was in any way cheating the store.
8. Most curious of all, there was no quality control whatsoever.