【单选题】该汽车公司进行市场预测的核心内容是( )。
【单选题】在银行之间的远期汇率可以点数来表示,所谓点数是指货币比价数字中的小数点后的( )
【单选题】I like and computer games. [ ]
【单选题】当音乐作品已经以录音制品的形式出版发行过,其他人翻唱该作品,属于( )的范围,不需要事先经过著作权人许可,但要按照规定的付酬标准向著作权人支付相应报酬。
【单选题】What difference does it make if we read texts displayed on a computer screen instead of on paper printed with ink? The computer certainly does not secure deeper comprehension, greater subtlety of mind...
A.
The deficiencies of the library in providing information.
B.
The different applications of the computer and the library.
C.
The advantages and disadvantages of the computer and library.
D.
The advantages of the computer in search of information.
【单选题】What difference does it make if we read texts displayed on a computer screen instead of on paper printed with ink? The computer certainly does not secure deeper comprehension, greater subtlety of mind...
A.
The deficiencies of the library in providing information.
B.
The different applications of the computer and the library.
C.
The advantages and disadvantages of the computer and library.
D.
The advantages of the computer in search of information.
【单选题】At present, computer knowledge has become ___________ requirement as the ability to read and write.
【单选题】下图所示是发表于 1907 年 9 月的漫画《实行立宪》漫画的构图以唱片机和人耳为主题。右上角是作者风夫的画外之音:“有音无形,有调无人。虽可娱人,究属愚人。其故维何,徒以虚声。”该漫画表明当作者意在说明
【单选题】在银行之间的远期汇率可以点数来表示,所谓点数是指货币比价数字中的小数点后的 ( )
【单选题】下例关于金属指示剂的封闭,叙述正确的是( )
A.
由于金属指示剂与金属离子生成配合物的稳定性比EDTA与金属离子生成配合物的稳定性略小。滴定时金属指示剂能顺利地被EDTA置换出来,使终点延迟;
B.
由于金属指示剂与金属离子生成配合物的稳定性比EDTA与金属离子生成配合物的稳定性略大。滴定时即使加入过量的EDTA也将观察不到终点,这种现象称为指示剂的封闭;
C.
指示剂的封闭的原因是EDTA与金属离子生成沉淀,使终点延迟。这种现象称为指示剂的封闭;
D.
指示剂的封闭的原因是金属指示剂与金属离子生成沉淀,使终点延迟。这种现象称为指示剂的封闭。