缺碘或碘利用不良性疾病（） A.地主性甲状腺肿 B.高功能性腺瘤 C.胸骨后甲状腺肿

During our two months on the road, Bennett and I had a really (1) experience with a good, honest (2) and some helpful mechanics.

We were driving east on Highway 10 when our "chick engine" light came on. We limped of a(n) (3) into Las Cruces. We had a real car (4) Bennett nursed the ear into a local garage. By this time the car was missing so (5) it was shaking all over. This was the (6) time to arrive at a garage—late Friday afternoon. Service adviser Scott was busy (7) paper work and customers as we (8) our problems. (9) he was already "ten cars behind", he told us to pull the car into the garage.

Lincoln, who we later (10) was one of the two motor technicians, took (11) of our car repairing. He and Scott and some other mechanics stayed several hours after closing, (12) the car.

Early the next morning (the shop was officially closed on Saturdays), Lincoln finally located the (13) and fixed it easily within only (14)

Later Scott (15) out to us that it was our attitude that helped. "You didn’t come into the place demanding this or that. You showed an (16) of our problems on a busy Friday afternoon. Customer’s attitude means a lot. " He was right in some way, customers should show (17) and understanding to people who (18) them. (19) people were extremely busy, they found way to at least try and help when they are met with politeness.

The pleasant experience I had shows that (20) for other people can always help.

9().

A.As 

B.Because 

C.Even 

D.Though

区域的特征有

①整体性   ②差异性  ③独立性   ④开放性

A．①②③

B．②③④

C．①③④

D．①②④

编写函数fun，其功能是：根据以下公式求π的值(要求精度0.0005，即某项小于0.0005时停止迭代)。

程序运行后，若输入精度0.0005，则程序应输出为3.14…。

注意：部分源程序给出如下。

请勿改动主函数main和其他函数中的任何内容，仅在函数fun的花括号中填入你编写的若干语句。

试题程序：

#include ＜stdio.h＞

#include ＜conio.h＞

#include ＜math.h＞

double fun(double eps)

{

}

void main()

{

double x;

printf("Input eps: ");

Scanf("%lf", &x);

printf("\neps=%lf, PI=%lf\n", x, fun(x));

}

婴幼儿最常见的贫血是（）

A．感染性贫血

B．失血性贫血

C．溶血性贫血

D．营养性缺铁性贫血

E．营养性巨幼红细胞性贫血

农，林，牧，渔生产占用农用地建设永久性建筑物的，是否应办理建设用地审批手续？