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【单选题】
易于发生碱水解的苷是 ( )
A.
碳苷
B.
酚苷
C.
醇苷
D.
硫苷
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参考答案:
举一反三
【单选题】轴的结构工艺性中轴的直径变化应尽可能( )
A.
无所谓
B.
C.
不变
D.
【单选题】以下属于文件传输的互联网服务是()
A.
FTP
B.
Telnet
C.
电子邮件
D.
WWW
【单选题】The child was sorry______his mother when he arrived at the station.
A.
to miss
B.
having missed
C.
missing
D.
to have missed
【多选题】以下属于网络协议的缺陷的是
A.
黑客冒充合法用户的IP地址访问服务器,窃取信息
B.
黑客利用监听软件截取在网络上传输的信息
C.
通常,互联网上的信息都是以原文的形式进行传输的
D.
有时网络上传输的数据会出现丢包的现象
【单选题】_________ in dealing with such a film, you will be sorry.
A.
Being caught
B.
Caught
C.
Having caught
D.
catching
【判断题】青年学生热衷于显示自己的力量和才能,希望自己独立面对问题做出决断,这是青春期心理的病态表现。( )
A.
正确
B.
错误
【简答题】Jim is sorry ________ so impolite to your guest last Saturday. A) to be B) having been C) being D) to have been
【单选题】I'm sorry ______ answered your letter earlier.
A.
having not
B.
not having
C.
not to have
D.
to not have
【单选题】I’m terribly sorry for _____ you waiting for such a long time.
A.
having kept
B.
being kept
C.
having being kept
D.
keeping
【单选题】Any student______ in swimming can apply for membership.
A.
having a keen interest
B.
with a keen interesting
C.
who is keenly interesting
D.
has a keen interest
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