对于输煤距离长的喷煤高炉应选择流动性（）的煤种。A、一般 B、好 C、无所谓 D、差

控制串行口工作方式的寄存器是( )

A．TCON

B．PCON

C．SCON

D．TMOD

阅读下列代码public class Test implements Runnable{ public void run(Thread t){ System. out. println("Running. "); } public static void main(String[]args){ Thread tt=new Thread(new Test()); tt. start(); }} 代码运行结果是

A．将抛出一个异常

B．没有输出并正常结束

C．输出“Running”并正常结束

D．程序第2行将出现一个编译错误

In preparing a forecast of future financial performance, which of the following best describes sensitivity analysis and which of the following best describes scenario analysis Description 1: A computer generated analysis based on developing probability distributions of key variables that are used to drive the potential outcomes. Description 2: The process of analyzing the impact of future events by considering multiple key variables. Description 3: A technique whereby key financial variables are changed one at a time and a range of possible outcomes are observed. Also known as "what-if" analysis.Sensitivity analysis Scenario analysis（）①A.Description 3 Description 2 ②B.Description 2 Description 3 ③C.Description 1 Description 2

A. ①

B. ②

C. ③

王盛林3D打印的创作理念为：（）。

A、技术的突破

B、经济效益显著

C、给人们带来一种新的生活方式

D、长辈教导

美国曾经是引发了越南战争、朝鲜战争，但也曾为中东和平做出过努力，由此可见美国制定海外战略的实质是（）

A．改变美国在全球的霸主地位

B．维护美国在海外利益和国际地位

C．阻止苏联的全球战略攻势

D．稳定资本主义，打击 * * 主义