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【单选题】
SaaS是指A.
通过网络提供在线接入来存储设备和区域网络的技术
B.
应用程序,网络系统,存储以及安全性的管理组合,也包括通过网络向订阅者提供网页和系统性能检测等一系列服务
C.
彼此通信以创建工作软件应用程序的独立服务
D.
用来展示网页的软件工具
E.
托管和管理通过互联网向订阅用户提供应用程序的访问权限
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举一反三
【单选题】While browsing, the mind is ________________; while searching, it is __________________.
A.
exploratory and focused; curious and purposeful
B.
exploratory and curious; focused and purposeful
C.
curious and focused; exploratory and purposeful
D.
curious and purposeful; exploratory and focused
【单选题】While browsing, the mind is _________ and _________; while searching, it is ________ and _______.
A.
exploratory and focused; curious and purposeful
B.
exploratory and curious; focused and purposeful
C.
curious and focused; exploratory and purposeful
D.
curious and purposeful; exploratory and focused
【简答题】While browsing, the mind is _____ and _____ ; while searching, it is _______ and ________ .
【简答题】Until yesterday, his family (not hear) from him for three years.A. hadn’t heard
【单选题】病人，男性，55岁，患肝硬化7年。病人主述乏力、食欲减退。查体：神清，轻度黄疸，肝脾轻度肿大，移动性浊音（+）。胃镜示食管胃底静脉重度曲张。不适合该病人的饮食是
A.
高热量饮食
B.
高蛋白饮食
C.
适量脂肪饮食
D.
低盐，适量限水
E.
多食富含纤维的粗粮
【单选题】Not until yesterday ____ his mind.
A.
he changed
B.
he didn ’ t change
C.
he did change
D.
did he change
【单选题】Until yesterday, his homework had not________finished.
A.
being
B.
be
C.
been
D.
to be
【单选题】____ for a bus, I was reading a magazine.
A.
While was waiting
B.
While I waiting
C.
While I am waiting
D.
While waiting
【单选题】Browsing Flickr and similar sites shows that______.
A.
people do not care to be caught while browsing through other's pics
B.
people worry about uploading those personal albums
C.
people can make better arrangement of their own wedding
D.
people flick through other's photo to stimulate their own emotion
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