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【单选题】
描述 识记 层次教学目标,必须选用的行为动词是
A.
复述
B.
解释
C.
比较
D.
计算
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参考答案:
举一反三
【单选题】某电路处在短路状态时,外电路电阻震为零,故短路电流在R上压降U()。
A.
等于0
B.
不等于0
C.
等于电源电势
D.
不能确定
【简答题】Like many high school graduates( 毕业生 ), Maggie Doyne didn't go straight to college. She decided to travel and arrived in western Nepal in 2006. A war had just ended there and left many children living...
【简答题】四、阅读理解(共5小题,每小题3分,计15分) Like many high school graduates, Maggie Doyne didn't go straight to college. She decided to travel and arrived in western Nepal in 2006. A war had just ended there and made man...
【单选题】The reason he has been such a success is because he never gives up.(改错题)
A.
The reason
B.
such a success
C.
because
D.
gives up
【简答题】舒克为什么要离开妈妈?
【单选题】测电路通电后却没有电流,此时电路处于()状态。
A.
导通
B.
短路
C.
断路
D.
电阻等于零
【简答题】It is 2 years ___41___ we had a cleaning lady and for some reason my husband has become very demanding toward her. He believes she does not work as well as she used to. He complains a lot and has deci...
【单选题】并联谐振电路处于谐雪振状态时,电路中()等于零
A.
阻抗
B.
容抗
C.
感抗
D.
电抗
【单选题】电路通电后却没有电流,此时电路处于( )状态。
A.
导通
B.
短路
C.
断路
D.
电阻等于零
【单选题】谐振电路处于谐状态时,电路中的()等于零
A.
阻抗
B.
容抗
C.
感抗
D.
电抗
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