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【简答题】
结构数组中存有三人的姓名和年龄,以下程序输出三人中最年长者的姓名和年 龄。请填空。 static struct man {char name[20]; int age; }person[ ]={ “li-ming”,18, “ wang-hua”,19,”zhang-ping”,20}; main( ) {struct man *p,*q; int old=0; p=person; for( ; ;) if(old age) {q=p; ;} printf( “ %s %d ” , ); }
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参考答案:
举一反三
【简答题】奶酪 生产中,今有原料乳 80kg ,用活力为 10000 单位的皱胃酶进行凝固,需加皱胃酶多少 g ?
【判断题】当前世界范围内综合国力竞争的焦点集中在科学技术、教育与人才。
A.
正确
B.
错误
【单选题】已知某日纽约外汇市场的汇率为: US $1=HK $7.6857—7.7011 US $1=JY103.5764—103.8048 那么,HK$1=JY( )。
A.
13.4765—13.4792
B.
13.4496—13.4792
C.
13.4496—13.5062
D.
13.4765—13.5062
【单选题】Thin layer chromatography is
A.
partition chromatography
B.
electrical mobility of ionic species
C.
adsorption chromatography
D.
none of the above
【判断题】在加工精度高的轴类零件时,宜采用弹性尾顶尖。
A.
正确
B.
错误
【判断题】发生食品安全事故的事故单位和接收病人进行治疗的单位应当及时向事故发生地县级人民政府食品药品监督管理、卫生行政部门报告。()
A.
正确
B.
错误
【判断题】我国军人的价值是无怨无悔做奉献。
A.
正确
B.
错误
【单选题】Which of the following technologies is not protein chromatography
A.
gel filtration
B.
ion exchange
C.
hydrophobic chromatography
D.
affinity chromatography
E.
salting out
【简答题】阅读理解。 Rubbish is a major kind of environmental pollution. Each person produces about two kilograms of rubbish in our homes a day. And this is only a small part of all the rubbish we produce. We also c...
【单选题】听力原文: Our topic today is about fleas that plague all of us who have cats and dogs in our homes. You may be surprised to find out that there are about 1,500 species of fleas, and that each species has ...
A.
They can live in meadows.
B.
They can jump high to get food.
C.
They can live on many different kinds of hosts.
D.
They can survive without eating for many months.
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