33. Better take a hat with you ______ you get sun burnt because of the strong sunlight.

57.众所周知，贸易和专门化相辅相成，使我们每个人能使用更多的产品。

（ ）55. Ron’s wife is in hospital. He wants to finds a programme suitable for his three-year-old son while he gets on with the housework and prepares a meal.

29. ______ is known to everybody, the moon travels round the earth once every month.

40. The main purpose of the passage is to ______.

30. Scientists have obtained more evidence ______ plastic is finding its way into the human body.

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。

46.The ______ of bacteria causes body odor.

Part Ⅳ Translation(25 Points)Directions: This part, numbered 56 to 66, is to test your ability to translate Chinese into English or English into Chinese. Each often sentences (No. 56 to No. 65) is followed by four choices of suggested translation marked A, B, C and D. Make the best choice and mark the corresponding letter on the Answer Sheet. Write your translation of the paragraph (No. 66) in the corresponding space on the Answer Sheet.56.为了安全起见，本电器装置只有正确安装在干燥阴凉的基座上才能运行。

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

4.

（ ）52. Bella enjoys eating out but can’t afford to spend very much at the moment as she is saving for a holiday. She has never learnt how to cook, so now might be quite a good time to find out!