小儿中度贫血时，其血红蛋白和红细胞数值是( )。 A．90～60g/L2×1012

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问题单项选择题

小儿中度贫血时，其血红蛋白和红细胞数值是( )。

A．90～60g/L2×10¹²～3×10¹²/L
B．70～50g/L5×10¹²～4×10¹²/L
C．60～30g/L2×10¹²～1×10¹²/L
D．40～30g/L3.5×10¹²～2.5×10¹²/L
E．＜30g/L＜1×10¹²/L

答案

参考答案：C

解析：[考点] 小儿贫血的分度及分类
[重点等级] ★★★

阅读理解

阅读理解。

1. You can use the facilities in the Shine Sports Centre at _____.

A. 9 am on Sunday

B. 5 pm on Wednesday

C. 7 am on Thursday

D. 9 am on Saturday

2. You and your classmate have to spend _____ on the membership card for two years.

A. $10

B. $20

C. $30

D. $40

3. What does the underlined (划线的) word "book"mean in Chinese?

A. 书

B. 账册

C. 预定

D. 记录

4. Which of the following is TRUE?

A. A1l people have the chance to be members of the Centre.

B. You call get the membership card at 6 o'clock in the morning.

C. You can't book the facilities over the telephone.

D. You don't need to bring the membership card when you need to use the facilities.

5. Who is the advertisement written for?

A. Young people.

B. Old people.

C. Couples.

D. Little kids.

填空题

形态学处理中最基本的运算是腐蚀与膨胀。其中，（）通常在去除小颗粒以及消除目标物之间的粘连是非常有效的。