有下列程序: main() int m,n,p; scanf("m=%d

题型:单项选择题

问题:

有下列程序:
main()
int m,n,p;
scanf("m=%dn=%dp=%d",&m,&n,&p);
printf("%d%d%d\n",m,n,p);

若想从键盘上输入数据,使变量m中的值为123,n中的值为456,P中的值为789,
则正确的输入是( )。

A.m=123n=456p=789

B.m=123 n=456 p=789

C.m=123,n=456,p=789

D.123 456 789

考点:计算机等级考试C语言二级C语言笔试
题型:单项选择题

关于真空采血法的叙述,错误的是()。

A.根据实验要求选择相应的真空采血管

B.采血量由真空负压严格控制

C.为封闭式采血技术

D.可避免对医护人员的感染

E.容易发生溶血现象

题型:单项选择题

某化学兴趣小组对某次实验后实验室废液缸的成分进行了实验探究.根据推测,废液中可能含有盐酸、硝酸钠、氯化钡和氢氧化钠中的一种或几种,请根据他们探究出的实验现象回答问题:

(1)测定废液的pH为10,则废液中一定含有什么物质?一定不含什么物质?

(2)向废液中加入过量的稀硫酸,发现有白色沉淀生成.说明废液中一定还含有什么物质?请用化学方程式解释出现白色沉淀的原因.

题型:单项选择题

In China, a lot of food is wasted every year and the waste food is e 小题1:  for 200,000,000 people. The food is wasted in restaurants, at home and in schools, etc.

In restaurants or at home, people often o 小题2:  or cook too much food. But they can’t eat it up . When they go out of a restaurant, f 小题3: and happy, they n小题4: look back at the uneaten food on the table again. Should Chinese consumers(消费者) feel sorry for the terrible w 小题5:  ?

In schools, we can often see a lot of students throw food away after m 小题6: and they only eat the food they like.

Everyone is supposed to have enough food to eat. However, in some p小题7: , the food is so little that  a lot of people died from hunger. T 小题8: China has tried hard to solve the problem of hunger over the past thirty years, the job is not f 小题9: yet. Food is important to us all. We can’t live without food. So it    is necessary for us to love food and try to eat up e 小题10:  on our plates. When we eat in restaurants, we should pack up the leftovers. We also need to tell other people to stop wasting food as soon as possible.

题型:单项选择题

下肢CTA检查扫描范围应从何处到靶血管远端()

A.腹股沟

B.耻骨联合

C.耻骨联合上3cm

D.耻骨联合下3cm

E.腹股沟上3cm

题型:单项选择题

It was a shrewd assessment and probably pretty close to the truth.()

A.这个评估很有道理,也许还相当正确。

B.这可是个精明的评估,可能还相当准确。

C.这个评价显示出了精明,或许还离真理不远。

D.这个评估很精明,恐怕很接近事实真相。

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