【名词&注释】
生产关系(production relations)、红细胞(erythrocyte)、成年人(adult)、血细胞(blood cells)、公私合营、统购统销(unified purchase and sale)、晶体渗透压(crystalloid osmotic pressure)
[单选题]对血液中几个生理概念的叙述，下列选项错误的是（ ）
A. 凝血过程是一系列蛋白质有限的水解过程
B. 血浆渗透压主要来自晶体渗透压(crystalloid osmotic pressure)
C. 成年人的血量每千克体重7～8L
D. 血细胞占全血总容积的40%～50%，其余为血浆
E. 红细胞凝集是一种抗原抗体反应
查看答案&解析
举一反三：
[单选题]Passage FiveAustralia is nearly as large as the United States, but most of it is too dry for people to live in. Around
A. this dry part are large sheep and cow farms. A few of them are as large as the smallest states: of America.
B. Often the nearest neighbours are several hundred kilometers away.
C. The two-way radio is very important to people who live on these great Australian farms. It works much like a
D. telephone. A person can listen to someone else talk and then gives an answer. For example, people on
E. the large farms could talk to a doctor far away. They could tell the doctor about someone who was ill,
F. and the doctor could let them know how to look after the sick person.
G. As the large farms were so far from towns, the children could not go to school. Radio schools were
H. started for them in some places. At a certain time each day, boys and girls turn on their radios and
I. listen to teachers in cities far away.
J. Families on the large farms wanted to give news to their neighbours. The programme Round Robin
K. Talks by radio was started to keep families in touch with each other. They could talk about who was
L. going away and who was iii. The men could talk about their sheep and cows and how much money
M. the markets would pay for them. In many ways the radio became a newspaper for the farm people of Australia.
N. 52. In the passage "the two-way radio" is______.
O. important to Americans
P. useful for children only
Q. used as a telephone
R. only used by doctors
[单选题]第 37 题 国家资本主义企业生产关系发生根本变化是在（ ）
A. 开始委托订货之后
B. 全行业的公私合营之后
C. 个别企业公私合营之后
D. 实行了统购统销(unified purchase and sale)之后
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