CE1接口可以工作在E1和CE1两种模式，当工作在CE1模式时，最高传输带宽为1.9

Recently, a website has carried out a survey (31)________ the common view on graduates from Beijing University.

28% of the (32)__________(interview) companies think that they are quite (33)_______(satisfy) with the graduates from Beijing University. The graduates (34)______ their companies have a wide range of (35)________(know) and they learn things very quickly and easily.

(36)_________, most of the companies don’t think much (37)_________ graduates from Beijing University. In their eyes, the graduates always stick to their own opinions and lack the teamwork spirit (38)_________ working. Besides, they may not be satisfied with their jobs, even with big companies, and they usually ask for too much. (39)_______ a result, 34% of the companies insist that they will not employ graduates from Beijing University.

In brief, society and (40)________ the students themselves expect too much from graduates from Beijing University. That’s why a graduate claims that he is rubbish.

二次创作：指使用了已存在的著作物的文字、图像、影片、音乐或其他艺术作品进行再次创作。二次创作并不是把别人的作品剽窃成自己的，而是明显地以某作品作为基调来改编、仿作或加以发展。根据上述定义，下面属于二次创作的是( )。

A．把已经发表的文章结集出版
B．为某部经典小说写续篇
C．把别人的文章改动一些文字后重新发表
D．把老照片翻拍成数字版本加以保存

18世纪文学的主要成就和影响。

竞争性抑制芳香族氨基酸，减少毒性物质（）。

A．利福昔明

B．乳果糖

C．精氨酸

D．支链氨基酸

E．门冬氨酸鸟氨酸