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【单选题】
某旅行团乘今天下午16:00的航班离开北京飞往香港,地陪小李应在 之前把旅游团带到机场
A.
13:00
B.
14:00
C.
14:30
D.
15:00
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【简答题】阅读理解。 It was a warm April day when a big fat envelope came in the mail from the only college I had ever imagined attending. I tore open the packet. My eyes were fixed on the word 'congratulations'. I ...
【单选题】听力原文:M: The food in this restaurant is horrible. If only we got to the school dining hall. W: But the food isn't everything. Isn't it nice just to get away from all the noise? Q: What can we learn fro...
A.
It's quiet in the restaurant.
B.
The restaurant is too far from their school.
C.
The price is high in the restaurant.
D.
The restaurant serves good food.
【单选题】若有定义语句:char s[16]="1234567\0\1";,则strlen(s)的值是( )。
A.
12
B.
11
C.
10
D.
9
【简答题】已知向量AB的终点B(2,-1,7),它在ox轴、oy轴、oz轴上的投影分别为4,-4,7,求起点A的坐标及向量AB的模和方向余弦。
【单选题】若有以下定义和语句,则输出结果是:char a[16]=”hello baby!”printf(“%d\n”,strlen(a));
A.
12
B.
11
C.
10
D.
16
【简答题】肝性脑病的临床表现有哪些 ?
【简答题】(6分)同学们在实验室发现了三种金属——铝、铁、铜,其中一块铜片生锈了,表面附有部分铜绿[铜绿的主要成分是Cu 2 (OH) 2 CO 3 ],他们的实验探究过程如下: (1)铜绿是铜与空气中的氧气、水和 (填化学式)共同作用的结果。 (2)为探究铝、铁、铜的活动性顺序,某同学设计了一组实验:①铝片浸入稀硫酸中;②铜片浸入稀硫酸中;③铝片浸入氯化亚铁溶液中,这组实验还不能完全证明三种金属的活动性顺...
【简答题】阅读理解。 It was a warm April day when a big fat envelope came in the mail from the only college I had ever imagined attending. I tore open the packet. My eyes were fixed on the word 'congratulations'. I ...
【单选题】假设已有定义“unsigned char a=8;”,则执行语句“a=a<<2;”后,a的值是多少?
A.
80
B.
8
C.
16
D.
32
【简答题】设有定义语句:static char str[20]="Are you ready?";,则语句printf("%d\n", strlen(strcat(str,"OK")));的输出结果是_____。A. 16 B. 10 C. 2 D. 20
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