皮皮学,免费搜题
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搜题
【单选题】
与普鲁卡因性质不符的是
A.
能发生重氮化-偶合反应
B.
与苦味酸试液产生沉淀
C.
具有酯结构易被水解
D.
水溶液在弱碱性条件下较稳定,酸性条件下易水解
E.
分子中含芳伯氨基结构
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【简答题】Methods to query content-based video include ____________________, ____________________, ____________________, ____________________, ____________________ and Concept query (query by keyword).
【单选题】Traditional Internet access methods like dial-up were so slow that host computers were connected to the dial-up(71)at the customer premise over slow(72)ports. PPP was designed to run directly over the...
A.
buffer
B.
modem
C.
computer
D.
server
【单选题】Although we Americans in recent decades have grown richer, our children have grown poorer. Many families no longer adequately perform. the nurturing and supporting function that children need, emotion...
A.
are not taken seriously
B.
is beginning to be recognized
C.
has aroused hot debates
D.
is unquestionable
【单选题】, all of you have grown into big boys or big girls.
A.
As time going by
B.
As time past
C.
With time going by
D.
With time passed
【单选题】I have grown ______ after you.
A.
accustom to look
B.
accustomed to looking
C.
accusom looking
D.
accustomed in looking
【多选题】在下列选项中,属于 Internet 功能的是
A.
程序编译
B.
WWW 浏览
C.
电子邮件
D.
文件传输 . 全双工通信方式需要的设备最简单
【多选题】在下列选项中,属于Internet功能的是
A.
程序编译
B.
WWW浏览
C.
电子邮件
D.
文件传输
【单选题】Counseling and debriefing may not be effective methods because______.
A.
there is fierce controversy in this area
B.
many research have proved this
C.
some people may hide their true feelings
D.
some people may feel better to forget the disaster
【单选题】Traditional Internet access methods like dial-up were so slow that host computers were connected to the dial-up(71)at the customer premise over slow(72)ports. PPP was designed to run directly over the...
A.
buffer
B.
modem
C.
computer
D.
server
【单选题】-Tom has grown taller recently. -________,and________. [     ]
A.
So he has;so have you
B.
So he has;so you have
C.
So has he;so have you
D.
So has he;so you have
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