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【简答题】
下图是人体新陈代谢过程示意图，请据图回答下列问题： （1）构成a、b、c的基本结构单位是______． （2）循环系统与a、b、c进行物质交换都是在______血管处完成的． （3）b呼出气体和c排出尿液的过程都可称为______． （4）a系统吸收的营养物质中，______是人体最重要的供能物质，这种物质是在______（器官）中被吸收的． （5）a中具有与吸收食物营养成分相适应的结构，b中具有与气体交换相适应的结构，与其功能相适应，这两种结构都是由______构成． （6）c系统形成尿液必须经过______和______两个重要的生理过程． （7）地震发生后，不论是自救还是他救，都必须首先保证______（填图中字母代号）系统的畅通，只有该系统畅通，才能保证氧气的供给．某伤员失血过多，需立即输血，验血得知其血型为O型，医生应该给他输______型血． （8）由于______和激素的共同调节作用，人体的各种器官、系统能够相互协调，密切配合，人体成为一个统一的整体．
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【单选题】It used to be said that English people take their pleasure sadly. No doubt this would still be true if they had any pleasure to take, but the price of alcohol and tobacco in my country has provided su...
A.
make people indulge in pleasures
B.
lead to despondency
C.
pose touchy problems for social reformers
D.
throw a heavy burden on the country’s welfare program
【单选题】— Could you take care of our dog while we are away? — _____. [ ]
A.
With pleasure
B.
It's my pleasure
C.
Never mind
D.
That's all right
【单选题】— Could you do me a favour to take a message for Jack? — _______. [ ]
A.
A pleasure
B.
My pleasure
C.
With pleasure
D.
It's a pleasure
【单选题】It used to be said that English people take their pleasure sadly. No doubt this would still be true if they had any pleasure to take, but the price of alcohol and tobacco in my country has provided su...
A.
make people indulge in pleasures
B.
lead to despondency
C.
pose touchy problems for social reformers
D.
throw a heavy burden on the country's welfare program
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