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3 Analysis of Material
This paper collects the females' speech on the ceremony of 2009~2010 Oscar and 2010 MTV and analyzes hedges among these materials. Relatively speaking, these prizes are enjoying a high reputation all the times, a reflection American films' development, even having great effect on many countries' art in the world. Hence, annual award ceremony is considerably holy in numerous movie lovers' heart.
Who
Gender When Words Hedges Rate
Sandra Bullock Female 2010 Oscar "Best leading actress" 476 41 8.61%
Jeff Bridges
Male 2010 Oscar "Best leading actor" 273 16 5.86%
Kate Winslet
Female 2009 Oscar "Best leading actress" 359 44 12.26%
Sean Pen
Male 2009 Oscar "Best leading actor" 280 16 5.71%
Kristen Stewart
Female 2010 MTV "Best leading actress" 74 10 13.51%
Robert Pattison Male 2010 MTV "Best leading actor" 66 4 6.06%
From the data of chart, we can learn that hedges take up quite a few of proportion in their speech. In addition, compared with male, female are inclined to use hedges at a higher rate. In 2009 Oscar, the rate of women using hedges is 2.75% higher than the male's. Furthermore, in 2010, the gap rate increases by 6.55% on Oscar ceremony, while therate of using hedges in female utterance on 2010 MTV ceremony gets to 13.51% , 7.45% higher than male's.

4. The Factors for Hedges Used Frequently in Female Utterance
From the chart analysis above, we acknowledge that the phenomenon female tend to use hedges at a higher rate actually exists. As is known to us, there are many reasons for the present situation. On one hand, it could trace back to women' physiological and psychological factors. On the other hand, from the view of social development, it may regulate the language development. In short, nature, culture and social, all of these altogether shape the character in female utterance. Many linguists regard the social status as the main reason in recent years' research. That is to say, women' lower social status than men' leads to the high rates in female utterance. Nevertheless, in view of the public figures' high social status involved in the materials, we don't expound the social status factor any more.
4.1 Physiological factor
In terms of physiological mechanism, women' physiological mechanism is more excellent than men', so women are good at expressing themselves and possessing outstanding language ability. K.W.Spevry, the professor and neurophysiologist in American Californian Institute of Technology, revealed the secrets of brain hemispheres. After that, a considerable part of researches show that women' brain develops one year and a half to two years earlier than men', especially the early development of brain left hemisphere control of language center. Therefore, women have the advantage of communication. "...on thinking, women' imaginable thinking provides uniqu