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

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。

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。

60.如今人们有了更多的闲暇时间，因而对各种服务的需求增长得如此快。

4.

39. From the passage we can draw the conclusion that ______.

17. He was very busy yesterday; otherwise, he _____ to the meeting.

（ ）12. The company was set up 15 years ago.

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

8.

（ ）14. This company has a good reputation because of the high quality and good after-sale service of its product.

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