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【单选题】
在病人血清中不易检查出的HBV抗原抗体成分是:A.
HbsAg
B.
抗-HBs
C.
HbeAg
D.
抗-Hbe
E.
HBcAg
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【单选题】Mr. Smith was the only one of those who ________ to the dinner.
A.
were invited
B.
were inviting
C.
was inviting
D.
was invited
【简答题】I hear Mr. Smith was writing a story last yearand he still ____. A.do B. does C. is D. am
【简答题】读“地球公转示意图”、“地球光照图”及相关材料，回答下列问题。 2008年9月25日我国“神舟七号”载人飞船成功发射，27日16时41分00秒，航天员开始太空行走，28日着陆返回地球。 （1）在左图中的地球公转轨道上用箭头标出地球公转方向，在右图中的地轴上标出地球自转方向。 （2）左图中全球出现昼夜平分现象的位置是_______（填字母）。 （3）右图表示左图中_____（填字母）位置的光照图，这...
【多选题】Microsoft Word能将其它文档或程序中的文本、图形等项目，合并到另一个Word文档中。例如，您在编辑电子教案或讲义时，可以将网页文本、电子表格工作簿或数据表中的数据和演示文稿中的图形粘贴到一个文档中。以下说法正确的是（）。
A.
执行“复制”、“粘贴”操作可以实现
B.
执行“剪切”、“粘贴”操作可以实现
C.
可以粘贴多次
D.
粘贴前需要确定鼠标的位置
【简答题】Mr. Smith was much surprised to find the watch he had had was nowhere to be seen. A. it B. it repaired C. repaired D. to be repaired
【简答题】单片机就是将( )、( )、接口、定时/计数器以及中断系统等功能部件集成在一块芯片上,构成了单片微型计算机。由单片机、( )、晶振、( )构成真正可使用的单片机最小应用系统。
【单选题】Mr. Smith was very ill.The doctors said he was ___ of death.
A.
at the edge
B.
at edge
C.
on edge
D.
on the edge
【单选题】Mr. Smith was the only witness who said that the fire was______.
A.
mature
B.
deliberate
C.
innocent
D.
meaningful
【单选题】Mr. Smith was a wealthy industrialist, but he was not satisfied with life. He did not sleep well and his food did not agree with him. This situation lasted for some time. Finally, after several sleep ...
A.
had little to eat
B.
was seriously ill
C.
had to sleep
D.
didn' t feel well
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