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问题 单项选择题

下列可以认定为工伤或者视同工伤的是( )。

A．因犯罪或者违反治安管理伤亡的

B．醉酒导致伤亡的

C．因从事有毒害劳动的

D．自残或者自杀的

答案

参考答案：C

解析： 根据《工伤保险条例》，受伤职工具有A、B、D三项的，不得认定为工伤或者视同工伤。

单项选择题

就短期边际成本和短期平均成本的关系来说，( )。

A．如果平均成本下降，则边际成本下降

B．如果边际成本上升，则平均成本上升

C．如果平均成本下降，则边际成本小于平均成本

D．如果边际成本上升，则边际成本小于平均成本
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填空题

填空

     Classroom is like a second home for kids. So ____1____  is important for teachers to decorate the

classroom carefully to make students feel comfortable.

     Walls are the first thing one realizes  ____2____  coming into the room. You can ask your students to draw  ____3____  they feel like on pieces of papers and then stick these papers on the walls.  ____4___way, the kids will love the classroom they've decorated themselves!

     The lighting arrangement of the classroom will obviously depend ____5____ where the classroom lies. If the classroom is too bright, put thick curtains and have warmcolored lamps. If the classroom is in a

place ____6____  light can't come in easily, have light pink curtains and a few blue, yellow lamps.

     Also you should decorate the bulletin board carefully. You can use different topics to decorate it, like

filling the board  ____7____   pictures of colorful flowers and birds in spring. You can also decorate it

 ____8____  to the subject you teach.

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