49. ______ absorb smelly sweat easily and therefore are better at hiding body odor.

18. —John, What ______ in your hand?—Look! It‘s a birthday gift for my grandma.

50. Try to eat light and avoid greasy,______ and salty food because it adds toxins to the body.

27. People have heard ______ the President has said, they are waiting to see what he will do.

24. Only after my friend came ______.

65.可能你公司正面临一些我们不了解的困难。

47.You can get the bacteria under control by bathing with your soaps ______ for two weeks.

20. Please send us all the information ______ you have about the candidate for the position.

（ ）54.Gina is a music teacher. Although she prefers classical music, she likes to follow the kind of music that interests the teenagers she teaches.

21. ______ the course very difficult, she decided to move to a lower level.

Part Ⅴ Applied Writing (20 Points)Directions: This part is to test your ability to do practical writing. You are required to write a Certificate of Employment according to the information given in Chinese below. You should write your letter (no less than 100 words) on the Answer Sheet.假如你是李明，你的学生李伟华想在你的美国朋友约翰逊教授的大学申请一个职位，请写一封推荐信以帮助他成功通过申请。

25. I keep the picture where I can see it every day, _____ reminds me of the days in my hometown.