胃平滑肌瘤钡剂造影可见（） A.溃疡呈椭圆形龛影，边缘光滑 B.胃黏膜呈"鹅卵石样"

They __________going to make a new house tomorrow.

A．are

B． will be

C． is

D．be

羚羊角、天麻、钩藤的功效共同点是（）

A.息风止痉，清热解毒

B.息风止痉，平抑肝阳

C.息血止痉，清肺平喘

D.息风止痉，清肝明目

E.息风止痉，祛风通络

Brunner, the famous American psychologist, holds that learners should organize knowledge for themselves by using discovery method rather than having materials ______ by the teacher.

“中和之美”是（）的美学思想。

A.道家

B.儒家

C.法家

D.释家

有以下程序(提示：程序中fseek(fp-2L*sizeof(int),SEEK_END) ；语句的作用是使位置指针从文件末尾向前移2*sizeof(ing)字节)
#include ＜stdio.h＞
main()
FILE *fp; int i, a[4]=1,2,3,4,b;
fp=fopen("data.dat","wb");
for(i=0;i＜4;i++) fwrite(&a[i],sizeof(int),1,fp);
fclose(fp);
fp=fopen("data.dat","rb");
fseek(fp,-2L*sizeof(int),SEEK_END) ;
fread (&b, sizeof (int),1,fp); /*从文件中读取sizeof(int)字节的数据到变量b中*/
fclose(fp);
printf("%d\n",B) ;

执行后输出结果是

A．2

B．1

C．4

D．3