Question

Mother’s Day is a holiday for mothers. It is celebrated in the USA ,England and some other

Mother’s Day is a holiday for mothers. It is celebrated in the USA ,England and some other countries. In a short time, it becomes a festival in many other countries. Mother’s Day comes on the second Sunday in May. On that day ,many people send presents of love to their mothers .Those whose mother are still living often wear a pink or red rose（玫瑰） or carnation(康乃馨), while those whose mother are （5）dead wear a white one.

The idea of a day for mothers was first given by Miss Anna Jarvis of Philadelphia(费城). As a result of her hard work, the first American Mother’s Day was held in Philadelphia(费城) on May 10, 1908. Soon the holiday became popular all over the country and around the world.

(4)In China, many people do the same on that day for mothers now .And some people choose a song over the radio for his or her mother. This might cost a little money, but as it said, “ Love is invaluable(无价)”

Answer 1

亲，下午好:
翻译如下:
母亲节是一个母亲的节日。它是在美国，英国和其他一些国家庆祝的。在很短的时间，它成为一个受欢迎的节日，在其他许多国家。母亲节是五月的第二个星期日。在那一天，许多人送礼物给他们的母亲表示对母亲的爱。那些母亲还活着的人经常穿粉红色或红玫瑰色的衣服,而那些妈妈去世的,这些人就穿白色的衣服。

母亲节这个想法最初是由安娜·贾维斯小姐费城（费城）想出来的。由于她的努力，美国第一个母亲节在费城召开（费城）在1908年5月10日。很快这个节日红遍全国各地和世界各地。

在中国，许多人在那一天同样母亲送花。有些人选择在电台为他或她的母亲点一首歌曲。这可能会花一点钱，但是，"爱是无价的"

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http://wenku.baidu.com/view/9d86d8f2ba0d4a7302763a6b.html解答题第七题

追答

亲 选C答案啊

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解答题第七题

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亲 a=2 b=9 代入计算就行啦

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我只要你化简那个式子，你化简好了，我就采纳你的答案

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把前两项平方项展开就行啦 就化简啦 就一步 化简后就是2a的平方乘以（1-b）