1 在海上或沙滩上，有时会看到高楼大厦、热闹市场、实际大海、沙漠上并没有这些楼市，这种现象叫海市蜃楼，出现海市蜃楼的原理是：
A.光在直线上传播
B.光在云层上反射
C.光沿直线传播
D.光在不均匀的大气层中折射
说明选择的原因
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最佳答案
D 课本上有，就是光的折射，光在不均匀的介质上会发生折射，把其他地方的景象折射过来
2一般成年人有多少颗牙齿？
28～32个
最佳答案
人类的恒牙列共有三十二颗牙，其中最后萌出的四颗第三大臼齿，位于上下左右牙弓的最后方，因为萌出在智能成长后十六到廿四岁，所以又有智能齿之称，简称
然而，由于演化及食物精化，人类的颌骨，因为不再需要强大的咀嚼力而有逐渐变小的趋势，在这变小的颌骨上如要容纳跟以往相同数目及大小的牙齿，则牙跟牙之间往往会有空间不足的问题，于是拥挤，长倒，长弯，或长不出来的情形便发生，这就是阻生。就统计上而言，长不出来的情形最常发生在智齿，所以习惯上常称这种长不出来的智齿为阻生智齿。
在临床上看起来，大多数的人应该都有智齿。
什么样的智齿应该拔除？
智齿牙位不正常，与邻牙形成间隙者；智齿牙位虽正常，但智齿牙冠有骨组织或牙龈瓣覆
盖，经常发生冠周软组织发炎、肿胀、疼痛者；智齿已龋坏，或发生牙髓炎，又不便进行牙体牙髓治疗者；因正畸需要，如预防后牙向前移动和防止前牙拥挤加重者，均可考虑拔除。
什么样的智齿应该保留？
智齿的位置比较正，预计能正常萌出者；智齿冠周软组织没有发炎和疼痛史，智齿没有龋坏者；有对牙合牙齿并有咬合关系者；通过龈瓣切除可消除盲袋者，应考虑保留该智齿。
3 CN楼在哪个国家
CN代表中国，或者CHN也代表中国。
4文成公主远嫁吐蕃是现在哪个国家
吐蕃就是现在的西藏
5 玄奘取经去哪个国家
印度
时代恰逢中国唐朝的贞观年间
6三天三夜歌词李政道是诺贝尔奖获得者
7 举办冬奥会最多的国家
美国 从首届现代奥运会到20世纪末，美国是举办现代奥运会次数最多的国家。其中包括4届夏季奥运会和3届冬季奥运会。
澳门回归十周年取得的成就，说明了什么？
(1)一国两制”是实现祖国统一的正确方针，具有极大的优越性。
（2）首先，“一国两制”的前提和基础是“一国上海水展”，即一个中国，可以维护国家主权和领土完整，为澳门的长期繁荣稳定提供政治保证。其次，两种制度并存，互惠互利，可以促进共同繁荣与发展。再次，特别行政区享有高度自治权，可以充分发挥特别行政区的积极性和主动性。
（3）贯彻实施澳面试官提问门特别行政区基本法，可以使“一国两制”得以确定和贯彻实施，确保国家对澳门行使主权；为澳门特别行政区依法施政提供依据和法制基石；行使对澳门的管理，
体现国家和人民的意志，体现宪法的要求。 低沉的反义词
“The Shawshank Redemption” is a movie moved me most, although it is a 1994-production movie, nowadays, whenever I think of the actor’s lines:” some birds are not meant to be caged, their feathers are just too bright”, I encourage mylf to work hard for my own objective. It is a movie talked about an innocent people is misunderstood to be prisoned, and he pays unyielding effort to escape from it for his freedom, he digs a hole in the wall year by year and expos the corruption of the warden, finally, he escaped from the prison and the warden suicided.
Sometimes we are misunderstood by some people of something, only we can do is to explain the thing and make effort to convince the people who query yourlf, it is not about the thing itlf, it is proving the misunderstand wrong, this is why I always work and study hard, and this can guarantee I have the courage and ability to handle all the things well.
网上的阿甘正传影评
<Forrest Gump> Film review
Forrest Gump who is unfortunately to be born with a lower IQ and the muscle problem, usually, people always think this kind of person can't be successful in doing anything. But, instead, this unlucky man has achieved lots of incredible success, he is a football star, a war hero, and later a millionaire!
In the contention of the best picture of the 67th Oscar Award in 1995, film <Forrest Gump> Have got six Grand Prixes , such as the best picture , the best actor , the best achievement in directing , adapting drama , the best achievement in film editing and the best visual effect bestly ,etc. at one blow . The film was pasd to a intellectual disturbance person the description of life has reflected every aspect of U.S.A.'s life, important incident of social political life make and reprent to the decades such as U.S.A. from one unique angle. Film adapt Winston · novel of the same name of Groom since. Only the original work is that one is full of fantastic novels with a satiric flavour, but the film modifies and beautifies the story. Have abandoned the absurdity of the original w
ork and revealed that satirizes meaning , have added a kind of tender feeling for the film. This undoubtedly makes the film suit audience and judging panel's taste even more, but has sacrificed the struggle spirit of the rebel of the original work , make the film become one kind and idealize ethical symbol .
Forrest Gump mould incarnation of virtue is honest keeping one's word , conscientiously , brave paying attention to emotioning among film. In the film, Forrest Gump is a very pure image, but Jenny has become the degenerate symbol . And write the great discrepancy originally in this. To all that narrated, since beginning all behave with a kind of tender feeling and well-meaning attitude after all for the film, having even joined poesy composition, this makes the film em soft and have no injury. The film advocates to traditional moral concept and embodiment. Make film apt to accept by people, director superb lay out skill and film application of language make the film very attractive too. Success with commercial for film content of the film has given curity, and the treatment on director's art makes the film more excellent, this is reason that the film succeeds. It was the box-office hits the most in that year to become U.S.A. in < Forrest Gump>.
情感语录经典短句Tom · Hanks very much sincere naturally performance having among film. He has obtained the laurel of the best actor of Oscar for the behavior in this film. This cond movie emperor's money already whom he obtained in succession looks like. Success of < Forrest Gump>, make Tom Hanks become one of the most popular movie stars in Hollywood too. To Tom Hanks, tho two years are the luckiest period of time in his performing art careers .
狮子王影评
The Lion King
流动性偏好理论
The Lion King is a glorious animation that prais justice and love, castigates evil and conspiracy, shows respect to the principle of the circle of life, and disclos a philosophy of the whole life. After viewing the film, I would like to share my impressions of this moving animation from the notes taken in the class here.
1 Blood is thicker than water
