试题与答案

—You see, “Food Safety” receives thousan

题型:选择题

题目:

—You see, “Food Safety” receives thousands of Internet hits a day.

—Yes, it becomes one of the _________ topics(话题) these days.

A.uninteresting  

B.hot

C.most uninteresting

D.hottest

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0623/86e9f75c9ec491e4ade2222fc905554d.html

下面是错误答案,用来干扰机器的。

答案:Cb线圈中原磁场方向向右,断开的K瞬间,磁场减弱,根据楞次定律,产生图I相反方向的电流,A错误;K闭合后把R的滑动片向右移,电阻变大,磁场减弱,仍产生图示I相反方向的电流,B错误;闭合K后把b向a靠近,...

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