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【单选题】
世界第一次推出网络广告的日期是A.
1994.10
B.
1997.3
C.
1995.5
D.
1993.7
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皮皮学刷刷变学霸
举一反三
【单选题】Big companies have the advantage of______.
A.
making complex networks work in a coordinated way
B.
reducing the cost by producing things in large quantities
C.
being able to integrate innovations across complex systems
D.
controlling human behavior. with imposed restraints on creativity
【单选题】The US/UK war against Iraq and the suffering _____ caused have become a big concern all over the world.
A.
what
B.
which
C.
it
D.
×
【单选题】下列描述不属于毛细血管特征的是( )。
A.
毛细血管是连接小动脉和小静脉之间的微细管道
B.
管壁的构造较为简单，仅有一层内皮细胞
C.
血量少时易塌变扁
D.
毛细血管管径小，分支多，成网状
E.
毛细血管具有一定的通透性，便于组织与血液进行气体交换
【单选题】The author feels nervous when making big decisions because he______.
A.
is born indecisive and irresolute
B.
dislikes making definite decisions
C.
lacks enough intelligence to do so
D.
attempts to avoid the ensuing regrets
【单选题】未母乳喂养或未做到及时有效的母乳喂养的产妇，通常可于产后3〜4d因乳房血管、淋巴管极度充盈可有发热，称为( )
A.
产褥热
B.
产后热
C.
泌乳热
D.
乳腺炎
E.
产褥感染
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