材料一:齐桓公任用管仲为相,积极改革内政,发展生产;同时改革军制,组建强大的军队,以“尊王攘夷”为号召,扩充疆域。通过改革,齐国国富兵强。
材料二:晋文公做了国君以后,他整顿、改革内政,发展生产,训练军队。晋国很快成为北方一大强国。
人眼球对光的作用相当于凸透镜,远处物体在正常人眼球视网膜上所成的像是倒立、缩小的实像,则物距(u)与眼球折光系统焦距(f)的关系为____。如图为物体在某人眼球内的成像情况,则此人所患的眼睛疾病为____。
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population dream is of so
Changqing has a long history but it is the new district of Jinan. It ____ in the west of Jinan. and covers 1178 square kilometers. The ____ of Changqing is about 530,000. It has convenient transportation ____ it's easy to get here. There are many ancient places of interest for you to visit, such as Lingyan Temple, Xiaotang Hill and so on. It has changed a lot since it became the new district of Jinan. Now it has 15 colleges or universities. You can make your ____ come true there. And the Expo garden which was built newly attracts thousands____ visitors every year. Welcome to Changqing, and you will enjoy yourself.
Xiaohong bought a digital camera online ______ she could save a lot of time.