大脑半球纵裂前2／3至侧脑室外侧壁之同的供血动脉为：
A. 大脑前动脉
B. 大脑后动脉
C. 大脑中动脉
D. 大脑前、中动脉
E. 脉络膜前动脉
以下有关CT值不正确的描述为：（）
A. 物质的CT值反映物质的密度， CT值商则密度高
B. CT值受x线管电压、CT装置等外界因素影响而发生变化
C. 钙化CT值：80HU-300HU
D. 脂肪CT值：-5HU-21HU
E. 骨皮质CT值>400HU
Which of the following is true according to the passage
A. Quebec and Stadacona were two islands.
B. The Indian language for village is Stadacona.
C. Quebec and Stadacona were two villages in Canada.
D. Stadacona was what the Indians called Quebec.
在普通程序中，人民法院必须在开庭几日以前通知当事人及其他诉讼参与人( )。
A. 1日以前
B. 2日以前
C. 3日以前
D. 5日以前
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