Which of the following sentence is true according to the passage
Americans can easily get weapon from the National Rifle Association.
B. The National Rifle Association had successfully prevented the government from banning civilian's access to deadly weapons.
C. Observers abroad are astonished to a great degree that Americans have access to deadly weapons.
D. The author expresses his thanks to the National Rifle Association.
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女性，65岁，冠心病心绞痛史8年，无高血压史，夜间突发心前区疼痛8小时入院。入院时血压为150/90mmHg(20/ 12kPa)，经心电图检查，诊断急性前壁心肌梗死，第2日患者出现胸闷、大汗、面色苍白，体检心率126次/分，律齐，血压80/50mmHg，双肺满布中小水泡音。此时患者的心功能分级为（）
A. 美国心脏病学会(AHA)分级D级
B. 美国心脏病学会(AHA)分级C级
C. 纽约心脏病协会(NYHA)分级Ⅰ级
D. 纽约心脏病协会(NYHA)分级Ⅱ缀
E. 全心衰竭
1～10岁儿童身高(长)的正确计算公式是
A. 年龄×8+80(c
B. 年龄×7+70(c
C. 年龄×10-70(c
D. 年龄×5+80(c
E. 年龄×6+100(c
The primary purpose of the passage is to ______.
A. theorize about the role of the warrior statesman in pre-modernized society
B. explain the effects of war on both modernized and pre-modernized societies
Contrast the value of war in a modernized society with its value in per-modernized society
D. discuss the political and economic circumstances which lead to war in pre-modernized societies
The passage suggests that which of the following is most likely to be true of United States trade laws
A. They will eliminate the practice of "dumping" products in the United States.
B. They will enable manufacturers in the United States to compete more profitably outside the United Stats.
C. They will affect United States trade with Canada more negatively than trade with other nations.
D. Those that help one unit within a parent company will not necessarily help other units in the company.
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