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问题 单项选择题 B型题

急性脑内血肿的CT表现特征是（）

A.新月形高密度灶

B.梭形高密度灶

C.新月形稍低密度灶

D.脑内高密度灶

E.骨板下圆形高密度灶

答案

参考答案：D

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为李波写一段自我介绍（不少于8句）。
Name: Li Bo                Age: 11                   School: City: Nanjing
Hobbies: playing football, swimming            Favourite subjects: Maths, PE, English
Family: Father, Mother                               E-mail: LB  11 @126. com

                                                                                                                                                               
                                                                                                                                                               
                                                                                                                                                               
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单项选择题

()是一种最古老、最基本、最普遍的交易方式。

A.批发交易

B.零售交易

C.现货交易

D.期货交易
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