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【简答题】
2014 is the year of horse in China. Do you know anything about the horse? The horse is strong and runs very fast. He’s a useful and hard-working animal. The horse learns to know his master(主人) soon. He loves his master, even after his master has died. Here’s a story about such a horse. In a war, the master was killed, and fell from his horse. When his body was found some days later, the horse was still standing beside it. During that long time, the horse didn’t leave the body of his master, without food or water, in the coldest weather, driving away the birds that might eat it. Wasn’t be a great animal? 小题1:The horse is a _________ animal to man. A.strange B.lazy C.useful D.small 小题2:When the body of the master was found, the horse was _________. A.going away B.eating grass beside it C.drinking water D.still standing beside it 小题3:The story probably took place in _________. A.spring B.summer C.autumn D.winter
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【单选题】fdsafasdf
A.
asdfasd
B.
gdsag
C.
asdg
D.
adasd
【单选题】在明清时代已是中国北方木版年画的生产中心,当地向有 “家家都会点染,户户皆善丹青”之说的是
A.
天津杨柳青
B.
江苏苏州桃花坞
C.
山西临汾
D.
山东潍坊杨家埠
【简答题】设计模式的基本要素有哪些?
【简答题】设计模式的基本要素有
【简答题】磁化了的磁介质会产生附加的磁场,根据附加磁场的情况,可将磁介质分为三大类,分别是:顺磁质, 和铁磁质。
【简答题】磁介质处于磁场中将产生磁化现象,按照磁化电流产生的附加磁场的方向不同和大小不同,磁介质可分为 ____ 、 ____ 、 ____ 三大类,图 中 画出的曲线称为铁磁质的 ____ , Hc 称 为____。
【判断题】在公有密钥体系中,公有密钥不能用来进行数据的加密,但解密必须用到。( )
A.
正确
B.
错误
【简答题】根据磁介质对磁场影响的大小,可将磁介质分为顺磁质、抗磁质和 三类。
【单选题】eee
A.
adasd
B.
sdas
【单选题】双耳分听实验,说明注意具有( )的功能。
A.
选择
B.
保持
C.
调节
D.
监督