如果不小心删除了桌面上的文件，可以______。 A．无法还原 B．

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问题多项选择题

如果不小心删除了桌面上的文件，可以______。

A．无法还原

B．打开“回收站”找到文件，选择“还原所有项目”

C．打开“回收站”找到文件，右键“还原”

D．打开“回收站”找到文件，右键“属性”，选择“还原”

答案

参考答案：C,D

解析：[考点] Windows操作系统

阅读理解

A		By combing through newly digitized census data from the 19th century, J. David Hacker, a demographic historian from Binghamton University in New York, has recalculated the death toll and increased it by more than 20 percent - to 750,000
B		Called the iBrain , this simple-looking contraption is part of an experiment that aims to allow Dr. Hawking - long paralyzed by amyotrophic lateral sclerosis ,or Lou Gehrig's disease - to communicate by merely thinking.
C		What we wear can affect not only what people think of us, but also the way our brains work, a study involving a doctor's coat shows.
D		What we wear can affect not only what people think of us, but also the way our brains work, a study involving a doctor's coat shows.
E		A Canadian project aimed at creating a genetically engineered pig whose manure would be less harmful to the environment is being halted after failure to find a company willing to bring the animal to market, according to the lead researcher.
F		Scientists have for the first time identified several gene mutations that they say sharply increase the chances of autism, and have found that the risk increases with the age of the parents, particularly the father.

单项选择题

诊断腹腔妊娠最有力的证据是（）

A.胎位不正，胎儿影特别清晰

B.胎儿偏于腹腔一侧，并占据较高位置

C.子宫轮廓消失

D.胎儿骨骼与母体脊柱重叠

E.胎儿影与母体肠腔中气体影像重叠