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【单选题】
以下哪个循环可以实现1+3+5+7+9+11+13+15+17+19?A.
int sum,a=1; while(a<20) { a++; sum=sum+a; } printf(“%d”,sum);
B.
int sum=0,a=1; while(a<20) { a+=2; sum=sum+a; } printf(“%d”,sum);
C.
int sum=0,a=1; while(a<20) { sum=sum+a; a+=2; } printf(“%d”,sum);
D.
int sum=0,a=0; while(a<20) { sum=sum+a; a+=2; } printf(“%d”,sum);
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【单选题】Information words are generally stressed in a sentence, because they give information about who, what, when, where, why and how. What are the information words in a sentence?
A.
nouns, verbs, adjectives, adverbs.
B.
articles, prepositions, conjunctions, pronoun.
C.
auxiliary verbs, adjectives, adverbs, nouns .
D.
conjunctions, pronouns, verbs, adjectives.
【简答题】解方程． 0.4X﹦0.65+X﹦2.75 X-2.72=3.8X÷5.6=9.4．
【简答题】解方程组： x+y=16 0.4x+y=9.4 ．
【简答题】用竖式计算． 0.65×2.60.38×4.065.1÷0.3423.97÷9.4．
【单选题】有关尿胆红素的描述中,正确的是
A.
正常人尿中结合型胆红素呈阳性反应
B.
肝细胞性黄疸时，尿中结合胆红素呈阴性或弱阳性反应
C.
尿胆红素阳性，说明血中非结合胆红素增加
D.
胆道阻塞时，尿中结合胆红素定性试验呈阳性反应
E.
尿胆红素阳性，说明血中结合和非结合胆红素均增高
【多选题】下列关于游离胆红素的描述,正确的是 ( )
A.
在生理条件下它是难溶于水的脂溶性物质
B.
在生理条件下是有毒物质
C.
在血中与清蛋白结合成运输
D.
在肝细胞内主要与葡萄糖醛酸结合从而降低毒性
E.
生理条件下，尿中出现游离胆红素
【单选题】Choose the FALSE statement ( )
A.
Neurotransmitters that increase postsynaptic membrane permeability to sodium ions and triggers nerve impulses are said to be excitatory.
B.
Fibers that originate from different parts of the nervous system and lead to the same neuron are exhibiting convergence.
C.
The cerebellum is the portion of the brain located in the back of the head between the cerebrum and the brain stem. It controls your balance and coordination.
D.
The basal ganglia are a group of nuclei situated at the base of the forebrain. They are associated with a variety of functions, including motor control, speech and reasoning.
E.
The brain stem is composed of the medulla, pons and middlebrain tissue.
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