【答案解析】1. Since the reform and opening, China has changed its total or semi-closure and improved the level of its economy. 2. Culture is the sum total of all the traditions, customs, beliefs, and ways of life of a given group of human beings. 3. The women of a nation mold morals, religion, and politics of the nation by the lives they live. 4. Helping the truly poor is much worthier than merely narrowing the gap of income-inequalities. And helping the lower class rejoin the mainstream of society is in the interests of all. 5. To continue to propel the modernization drive, to achieve reunification of the motherland, and to safeguard world peace and promote common development are the three historical tasks of the Chinese people in the new century.