根据短文内容及首字母提示,填写所缺单词,使短文意思完整。每空限一词。 “Lei

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问题:

根据短文内容及首字母提示,填写所缺单词,使短文意思完整。每空限一词。

      “Lei Feng” is now part of our language. It means “helping o  1   ”.If a person is h  2  , we call him

      “Lei Feng”.“Lei Feng was a soldier in the early 1960s. He was born in 1940 in Changsha, Hunan. His family didn't have much money. When he was seven, his parents died. He became a soldier at the a   3   of 20.  He had a warm heart and a   4  helped others.

        He said, “To live is to serve the people-live to make others h   5  . ” He regarded other people a   6   his family. He gave his own money to other soldiers. He e   7   washed clothes for others.

        Lei lived a s  8   life. He didn't often buy new clothes and never wasted things. He loved to study and work.

       On August 15, 1962, a pole(杆) fell on Lei's head and took his life. He was only 22 years old.

       On March 5, 1963, Chairman Mao Zedong called on(号召)all C   9   to learn from Lei Feng.

       Today many Lei Feng groups exist in China. They try to help people in needs.

       Not only Chinese but also many f   10   people around the world follow his example.

考点:人物传记类阅读
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公司制的优点有:

①独立法人地位  ②科学管理结构   ③能够发行股票  ④有限责任制度

A.①②④

B.①②

C.①③④

D.③④

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把铝箔放入CuSO4溶液中,铝箔表面覆盖了红色物质,一会儿又有大量气泡冒出.同学们对“放出气体”这一异常现象进行猜想、实验.其中没有价值的是[ ]

A.小宇推测气体是氢气并检验

B.小琪猜想CuSO4溶液呈酸性并测定

C.小寒认为气体是二氧化碳并检验

D.小梁认为试剂变质,更换后再实验

题型:填空题

有关该物质的说法正确的是

[ ]

A.遇FeCl3溶液显紫色,因为该物质与苯酚属于同系物

B.滴入酸性KMnO4溶液,观察紫色褪去,能证明结构中存在碳碳双键

C.1 mol该物质分别与浓溴水和H2反应时,最多消耗Br2和H2分别为4 mol、7 mol 

D.该分子中的所有碳原子不可能共平面

题型:填空题

抽样调查的主要目的是()。

A.了解总体的全面情况

B.掌握总体的基本情况

C.由样本指标推断总体指标

D.由个别推断总体

题型:填空题

极板处于不同浓度的电解液层,会使蓄电池自放电严重。

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