外伤性颅内血肿的主要致命因素是
A．急性脑受压所致脑疝
B．弥漫性脑水肿
C．昏迷所致肺部感染
D．脑脊液循环受阻
E．蛛网膜下腔出血
参考答案：A
Don't just believe the ad. This kind of camera is __________ it says.[ ]
A. as good as
B. not as well as
C. as well as
D. not as good as
乐乐看到同学们正在兴致勃勃地淡论着什么，他听到了“巴黎和会”、“《凡尔赛和约》”、“华盛顿会议”、“《九国公约》”等字眼。乐乐由此断定，同学们正在谈论的主题应该是[ ]
A．国际反法西斯联盟的建立
B．凡尔赛一一华盛顿体系
C．两极格局的形成
D．世界格局多极化
