作战时需要掌握地形的规律,遵循战场情况和战争发展趋势。

题型:判断题

问题:

作战时需要掌握地形的规律,遵循战场情况和战争发展趋势。

考点:军事学中国国防中国国防题库
题型:判断题

古代有一位天文学家观察到日食现象,就在一片龟甲上刻录下来。你认为这位天文学家所处的时代极有可能是(   )

A.商朝

B.唐朝

C.宋朝

D.清朝

题型:判断题

根据短文内容和首字母提示,在下文空格处填入适当的词使短文完整。(每空一词)

Computers can help humans do many things, but humans must give them i 小题1:  , otherwise , they won’t know what to do. With the help of computers, people can find information they want in s小题2: . It works very quickly and correctly. The first computers cost much and took u 小题3:much room. But later they become c 小题4: and smaller. Now, computers are also compact(精密的). People can p 小题5:them on their table or c 小题6: them form place to place.

Robots are moving parts c 小题7: by a computer. They can work for a very log time w 小题8:  complaining or getting t 小题9:  , and they can do many things instead of people . So some people fear that one day many people will l  小题10: their jobs because of these robots.

题型:判断题

属于非击打式打印机的,以下有( )

A.针式点阵打印机

B.活字型打印机

C.激光打印机

D.喷墨式打印机

E.热敏打印机

题型:判断题

现已为婴儿特制成了一种新型的尿布--“尿不湿”.这种尿布表面涂有一种既能吸水又能保留水的物质.依你的推测,这种特殊物质的结构可能是(  )

A.

B.

C.

D.

题型:判断题

试述元杂剧的文化意义

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