如图,一群大雁成人字形向南飞去,分别写出它们的坐标,30秒后,领头大雁飞到A′位

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问题:

如图,一群大雁成人字形向南飞去,分别写出它们的坐标,30秒后,领头大雁飞到A′位置,其他大雁B、C、D、E、F、G飞到什么位置?分别写出这6只大雁的新位置的坐标,并计算出AA′的长度.

考点:平移
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五年一班有学生40人,其中男生22人,女生占全班人数的______%.

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螺纹联接根据外径或内径配合性质不同,可分为普通配合,过渡配合和间隙配合三种。

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社会主义思想道德建设的核心是()

A.集体主义

B.爱国主义

C.诚实可信

D.为人民服务

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Once there was a little girl who came to live in an orphanage (孤儿院). As Christmas time was drawing near, all of the other children 11 telling the little girl about the beautiful Christmas tree that would appear in the hall downstairs on Christmas morning. After their usual 12 , each child would be given their only Christmas gift, a small orange.

The headmaster of the orphanage was very 13 with the kids. So on Christmas Eve, when he 14 the little girl slipping down the stairs to peek(偷看)at the much-heard-of Christmas tree, he 15 that the little girl would not receive her Christmas orange because she had been so curious as to disobey the rules. The little girl ran back to her room 16 , crying at her terrible fate. The next morning as the other children were going down for breakfast, the little girl stayed in her bed. She couldn’t 17 the thought of seeing the others receive their gift while there would be 18 for her. Later, as the children came back upstairs, the little girl was surprised to be handed a napkin (餐巾). As she carefully opened it, there, to her 19 , was an orange all peeled and sectioned (分瓣). “ How could this be? ” she asked. Then, she realized how each child had taken one section from their orange for her so that she, too , would have a Christmas orange. What an example of the true meaning of Christmas those orphan children showed that morning! How I 20 the world would show the same kind of concern for others, not only at Christmas, but throughout the year!

请在20处填上正确答案()

A.wonder

B.think

C.wish

D.feel

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在海洋运输货物保险中,保险人承保的风险主要分为()

A、主观风险和客观风险

B、海上风险和外来风险

C、全损风险和一切险

D、主要风险和次要风险

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