Directions: For this part, you are allowed 30 minutes to write a composition on Studying A

in the Modern Society. You should write at least 150 words according to the outline given below in Chinese:

1．现代社会中信息的获得越来越重要

2．我获得信息的主要渠道(如：图书馆、报纸、电视、电台、网络等)

3．我是如何利用信息的(和别人交流，用于学习中等)

Information in the Modern Society

d expected.

_.

rsity Ranking. You should write at least 150 words following the outline given below:

1．目前高校排名相当盛行

2．对于这种做法，人们看法不一

3．我认为…

My View on University Ranking

__.

It is time the authorities concerned ______ (采取适当措施来解决交通问题).

Electronic Waste

It has been known since ancient times that certain plants regularly open

their leaves in daytime and close them at night. It was assumed which this 【S1】______

periodic change was triggered by the alternating sunlight and darkness. Such

leaves stick to their daily routine even when keeping in constant darkness. 【S2】______

What is circadian rhythm? Many biological processes follow a 24-hours 【S3】______

schedule. These cycles are called circadian rhythms. These innate rhythms are

governed by sophisticated chemical mechanisms can be described as biological 【S4】______

clocks. Such rhythms are important for humans too! We sleep through most

of the hours of darkness and are awaken through most of the hours of 【S5】______

daylight. Body temperature increases during the day and decreases during the

night. The secretion of various hormones that controls life's processes rises 【S6】______

and falls to a circadian rhythm.

How does this relate to health? Circadian rhythms are important for

desirable functioning of the processes vital to health. This is most effectively

illustrated and the normal circadian rhythms are disrupted by lack of sleep or 【S7】______

by crossing time miles. It may take days or even hours for all the bodies 【S8】______

circadian rhythms to read just appropriately. The turmoil (混乱) that results

from the readjustment process when time zones are crossed experienced as the 【S9】______

phenomenon of jet lag. This is also experienced by people who do shift work.

Understanding circadian rhythms may be irrelevant to the understanding and 【S10】______

treatment of disease. Therapy can be more effective and toxic effects reduced

when drugs are administered at carefully selected times of the day.

【S1】

rinciples.

example of ______.