最大的三位数比最小的四位数小1．______．（判断对错）

阅读理解。

　Once Einstein gave a lecture in many places in America. His driver always listened to him and knew the lecture

so well that he was sure be could give it himself. So Einstein agreed that the driver gave the lecture him. 

    As nobody knew Einstein there, the driver gave the lecture for Einstein that evening. At first he was a bit

afraid, but Einstein's smile made him feel better. He gave a good lecture and the people were quite pleased. 

    Then the driver started to leave and Einstein followed him without a word. When they got to the door, a man

asked the driver a difficult question.

    The driver said that the question was very easy, and told the man to ask his driver behind to answer it.

    根据短文内容填空，每空限填一词。

    Einstein gave the (1) ______ lecture again and again. His driver (2) ______ to his lecture so many times

(3) ______ he wanted to give it (4) ______. When Einstein knew it, he let the driver (5) ______ the lecture for

him that night. The driver gave a (6) ______ lecture and the great scientist was quite pleased. 

    When they were (7) ______ the lecture room, a man asked the driver a question. To show (8) ______ easy

the question was, the driver asked Einstein who followed him (9) ______ to answer it (10) ______ of him.

现行部颁定额中，概算疏浚工程定额适用于（）的机械疏浚及吹填工程。

A.河流

B.湖泊

C.渠道

D.沿海

E.鱼塘

教学评价是一种系统化的持续的过程，包括确定评估目标、搜集有关资料、（）资料、形成价值判断以及做出决定等步骤。

以下程序运行后输出的结果是______。
intf(int a[],int n)
if(n%2==0)
if(n＞=1) return f(a,n-1)-a[n-1];
else return 0;
else if(n＞=1) return f(a,n-1)+a[n-1];
else return 0;)

void main()
int aa[5]=1,2,3,4,5),s;
s=f(aa,5); printf("%d\n",s);

咬边有什么危害性？