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1 Yandi Agriculture Medicine 3 Hanquan Huaxia Yandi Huangdi 4 Yao Shunyu 5 Dayu 6 Dredging.

2. I don't understand the meaning of the topic enough.

Read. It's about the situation of primitive societies.

Legend has it that when Yao was old, he convened a meeting of the tribal alliance to elect an heir, and everyone elected the talented and virtuous Shun, who used the same method to give up the position of the leader of the tribal alliance to Yu, who had made meritorious contributions to water control. The legend of Yao, Shun and Yu "Chan Rang" refers to the historical fact that "the world is elected by the public to be virtuous and capable".

Kindness, tolerance, optimism, respect for the elderly, etc.

Answer: (2) Partition of the Khihan. Reason: The land of Yanyun under the rule of the Khitans has a large Han population, so in order to buy people's hearts and stabilize the regime, it is necessary to divide the country.

3) Recognize:1Ethnic minorities such as the Khitan, Dangxiang, and other ethnic minorities have also made significant contributions to the development of China's northern and northwestern frontiers. The history of the motherland is created by all ethnic groups.

2 .The war brought great disasters to both sides. However, ethnic friendship and ethnic integration have always been the mainstream of the development of a multi-ethnic country, and although the Lanyuan Alliance and the Song-Xia Peace Conference had a compromise and humiliating aspect, they also played a positive role in the peaceful development of the nation and promoted economic and cultural exchanges.

Victory: Historically, Cao Cao's 70,000 army was opposed.

Yuan Shao's army of more than 100,000 people, at this moment, Cao Cao almost devoted all his strength to confront Yuan Shao in the Guandu area, and Cao Cao won at this time and became famous, unifying Hebei; If he loses, he will be ruined, life and death are unpredictable, he has only one way: to defeat Yuan Shao, which is one of them. Second:

In the battle of Guandu, the decisive battle was to burn the black nest, and this plan was the strategy of Yuan Shao's strategist Xu Yu, that is, there was a problem within Yuan Shaojun's army.

Defeat: At this time, Cao Cao was in high spirits, and hundreds of thousands of troops went down to the south of the Yangtze River. At this time, the role was just the opposite, and the Sun-Liu coalition army was faced with Cao Cao's choice back then.

Two: At this moment, Cao Cao was careless, only slightly suspicious of Huang Gai, and completely lost his true character as a hero, the reason was that his strength made him numb.

To sum up, it is concluded that the reasons for Cao Cao's victory and defeat are all the reasons for his own strength, and in the final analysis, it is people's desire for life and the proud nature after achievement.

The watchtower lord adopts, and I wish you progress in learning.

1. Political basis: coerce the Son of Heaven to order the Marquis of Zhuyuan.

2, Cao Cao is good at listening to the opinions of others and attaches importance to talents, Yuan Shao is rigid and self-serving, does not listen to the opinions of others, and commands improperly.

3 Cao Cao treats people with sincerity and can tolerate people.

1 Sun and Liu formed a coalition army with a proper strategy.

2. Use fire attack and proper tactics.

3. Take advantage of climatic and geographical conditions.

4 Officers and soldiers come from the north, and they are not accustomed to water warfare, and they are not accustomed to water and soil.

5. Be strong and complacent, slack and underestimate the enemy, and make tactical mistakes.

1. Cao Jun came from the north and was not used to water warfare.

2, Cao Cao is arrogant.

3. The tactics of the Sun-Liu coalition army are correct.

4. Cao Cao's conditions for unifying the whole country are not yet ripe.

Just finished this lesson.

Our school teachers produce their own papers.

Write the key points on the table in pencil ...

Prosperous and open society.

The Grand Canal runs north and south.

The rule of Zhenguan and the prosperity of Kaiyuan.

The rise and improvement of the imperial examination system.

Multi-ethnic interaction and active diplomacy.

Brilliant Sui and Tang culture.

Prosperous and open society.

The reconstruction of the unified country, the rule of Zhenguan, the politics of the Wu and Zhou dynasties, the Sino-foreign exchanges of the Kaiyuan Dynasty and the Tang Dynasty.

I hope you will adopt it, thank you.

All kinds of changes and uprisings, Qin Shi Huang and Emperor Wu of the Han Dynasty are very important, the science and technology and literature of the Qin and Han dynasties are also very important, as well as the period of the Three Kingdoms and the Two Jin Dynasties and the Northern and Southern Dynasties.