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问题 单项选择题

难熔熔断器中，在熔断片周围包裹的石棉水泥是为了（）.

A、增加机械强度和起绝缘的作用

B、增加热惯性和起灭弧的作用

C、增加机械强度和起散热的作用

D.、增加热惯性和起绝缘的作用

答案

参考答案：B

完形填空

One morning, Wu Liang discovered that her classroom had c__小题1:__. She found that desks were no longer in rows , but were p___小题2:__ together to make eight bigger desks . She was too excited about it for the first two days and she couldn’t listen to the teachers carefully. But soon she and her classmates got u___小题3:_ to this new classroom arrangement . “Now our class is quieter.” said Wu .”What’s more , we can come up with our o_小题4:_ ideas and learn more through discussions. It’s a better way to study .”

Li Yu liked it, too. He said ,”Group members first discuss , and then show the r_小题5:___ of our discussions in front of the whole class. It makes us believe in ourselves.” It was part of a reform(改革) at Li’s school . The school made this reform because they wanted to p___小题6:__students with easier ways to study and more c__小题7:_) to discuss. “Our school hopes it can i__小题8:__ students’ abilities to study by themselves and work in groups .” said Zhang Ming , an English teacher .

However, the reform has demanded(要求) more for teachers . Now they have only 15 minutes to give the lesson which should be taught in 40 minutes before . It is difficult to teach well in s__小题9:_ a short time . The teachers have to find b___小题10:__ ways to teach more effectively.

“The reform demands more, but I’m sure it is helpful.” Added Zhang Ming .
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单项选择题

下列不属于工伤保险的基本原则的是（）。

A.劳动者个人不缴费原则

B.根据责任大小进行赔偿的原则

C.损失补偿与事故预防及职业康复相结合的原则

D.强制实施原则
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