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宏观科技政策包括了科研机构，学科，部门的具体科技政策。()

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You should spend about 40 minutes on this task. Write about the following topic: Happiness is considered very important in life. Why is it difficult to define？ What factors are important in achieving happiness？ Give reasons for your answer and include any relevant examples from your own knowledge or experience. Write at least 250 words.

我国古代科学比技术发达。()

我国科技政策奠基阶段科技人才队伍建设的3个途径是：○1团结、改造、教育旧有科技人员;○2培养新的科技人员;○3争取国外科学家回国服务。()

与巴赫同一年出生的另一位巴洛克时期的德国音乐家并著有作品《弥撒亚》的是()。

A. 亨德尔
B. 斯卡拉蒂
C. 弗朗克
D. 贝多芬