 The Salinity of Ocean Waters |
If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause a change in oceanic salinity. One of thes(12/02/2006 14:09:00,37) [查看全文] |
| Two Attitudes Toward Part-time Jobs |
Some peolpe think there are more advantages for colleges students to take part-time jobs than disadvantages, others don't think so. What's your view on this? And tell why.
A serious problem has arisen in recent several y(12/02/2006 14:09:00,115) [查看全文] |
| Cells and Temperature |
Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow range around 37C;a departure o(12/02/2006 14:09:00,32) [查看全文] |
| Sleep |
Sleet is part of a person's daily activity cycle. There are several different stages of sleep, and they too occur in cycles. If you are an average sleeper, your sleep cycle is as follows. When you fist drift off into slumber, your eyes will (12/02/2006 14:09:00,38) [查看全文] |
| Bacteria |
Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacter(12/02/2006 14:09:00,30) [查看全文] |
| A Rare Fossil Record |
The preservation of embryos and juveniles is a rate occurrence in the fossil record. The tiny, delicate skeletons are usually scattered by scavengers or destroyed by weathering before they can be fossilized. Ichthyosaurs had a higher chance (12/02/2006 14:09:00,51) [查看全文] |
| 《考研英语考前30天狂背作文》二 |
祝贺信1
结构要点:
祝贺信是由于某种原因向收信人道贺的信件，一般包含三个部分：
1．点明要祝贺的事情，并向对方道贺；
2．详述祝贺的事情；
3．再次祝贺。
Directions 11(10/25/2006 09:41:00,299) [查看全文] |
| 《考研英语考前30天狂背作文》一 |
第一章应用文写作
推荐信1
结构要点：
推荐信是向收信人推荐某人做某事的信件，一般分为三个部分：
1．指出被推荐的人及推荐的原因；
2．介绍被推荐人的情况；
3．总结说明被推荐人值得被推荐(例如能胜任工(10/25/2006 09:41:00,401) [查看全文] |
| 自我介绍英语作文(Things about Me) |
Things about Me I am Andrea. Perhaps the word "average" can best describe me. I am of average height, average weight and of average(10/14/2006 09:07:00,3628) [查看全文] |
| Good Writing, Bad Writing ?(好文章，坏文章?) |
Good Writing, Bad Writing ? Despite the modern desire to be easy and casual, Americans from time to time give thought to the language they us(10/14/2006 09:07:00,98) [查看全文] |
| 学习：一生的事业 |
As food is to the body, so is learning to the mind. Our bodies grow and muscles develop with the intake of adequate nutritious food. Likewise, we should keep learning day by day to maintain our keen mental power and expand our intellectual c(10/14/2006 09:07:00,183) [查看全文] |
| Qualities Employer Seek(雇主寻求的品质) |
Qualities Employer Seek Knowing what an employer is looking for in a potential employee can help an applicant to prepare for an interview.An interviewer for a major corporation was asked thes(10/14/2006 09:07:00,94) [查看全文] |
| 考试对教育的负面影响 |
Examinations Exert a Negative Influence on Education We might marvel at the progress made in every field of study,but the methods of testing (10/14/2006 09:07:00,198) [查看全文] |
| 父母过于娇纵孩子 |
Parents Are too Permissive with Their Children Nowadays The child' s happiness is al I-important, the psycholo(10/14/2006 09:07:00,89) [查看全文] |
| College Pressure(大学生的压力) |
College Pressure I see two kinds of pressure working on college students today: economic pressure, parental pressure. It is easy to look around for rebels-- to b(10/14/2006 09:07:00,2468) [查看全文] |
英语交友
