问题
单项选择题
综合治理工作中，有公安、工商、城管、税务等部门组成的综合治理机构属于（）。
A.目标型群体
B.任务型群体
C.命令型群体
D.非正式群体
答案
参考答案：B
搜题请搜索小程序“爱下问搜题”
综合治理工作中，有公安、工商、城管、税务等部门组成的综合治理机构属于（）。
A.目标型群体
B.任务型群体
C.命令型群体
D.非正式群体
参考答案：B
完形填空（共20小题；每小题1. 5分，满分30分） 请阅读下面短文，掌握其大意，然后从下列各题所给的四个选项（A、B、C和D中），选出最佳选项。 Mike has loved flying since he was small. When he was three years old, his father took him to an air show. Mike loved the sounds of the plane, he ___36__ of becoming and airplane pilot(飞行员) someday. As Mike grew up, he learned as ___37___ as he could about flying. He wanted to go to flying school ___38___ university. He kept on ___39___ his parents about it all the time. At that time, pilot training was very ___40___. Mike’s parents couldn’t afford it. Later Mike became a salesman. He hoped to get lots of money for flying school. He traveled ___41___ America for his factory. He liked to travel, ___42___ by plane. To save money, he usually stayed in cheap hotels. One morning, Mike __43___ to Altanta. On the plane, after breakfast, he went to ___44___. Some time later, he woke up. The two men beside him were talking in a ___45___ voice. When Mike heard the word “hijack(劫持)”, he nearly __46___ out of his seat, but he pretended(假装) he was still ___47___ . he listened when the two men talked. Mike quickly learned what was ___48___. They planned to hijack the plane to Cuba. This made Mike very ___49____. He knew he had to stop them before they began their ___50____. Mike pretended to use the washroom. On the way he met a hostess(空姐) and told her about the coming___51____. A moment later, the passengers were told that there was something wrong with the plane. Soon he plane landed at the ___52___ airport. The two men received a __53___ when they saw twenty police officers were ___54___ them at the airport. Later Mike was given free flying training as a reward. __55__ he became a pilot and flew happily ever since. Now his story is well known in the United States.
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⑴合成氨反应反应：N2(g)+3H2(g)
2NH3(g)，ΔH=-QkJ/mol。若在恒温、恒压条件下向平衡体系中通入氩气，则该化学反应平衡移动 （填“向左”“向右”或“不”）；使用催化剂可以加快反应速率，提高合成氨工业的氨气产量，则该反应的ΔH （填“增大”“减小”或“不改变”）。