选择题：提高自主创新能力的关键是（）

好大学关于纵隔 X 线解剖分区的组合，错误的是答案及解析。

好大学下列关于普萘洛尔抗心律失常的描述，错误的是答案及解析。

好大学下列制度中对现代西方政治制度产生重要影响的是（）答案及解析。

好大学Writing:A statement goes that "both the development of technological tools and the uses to which humanity has put them have created modern civilizations in which loneliness is ever increasing." To what degree do you agree with this statement? Write an essay of about 400 words.In the first part of your essay you should state clearly your main argument, and in the second part you should support your argument with appropriate details. In the last part you should bring what you have written to a natural conclusion or make a summary.You should supply an appropriate title for your essay.Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the above instructions may result in a loss of marks.答案及解析。

好大学工程共同体最基本也是最重要的社会功能是（） 答案及解析。