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【单选题】
下列关于电解质溶 液的正确判断是 [     ]
A.
在pH = 12的溶液中, 可以大量共存
B.
在pH= 0的溶液中, 可以大量共存
C.
由0.1 mol/L一元碱BOH溶液的pH=10,可推知BOH溶液存在BOH
D.
pH=2的一元酸和pH=12的一元强碱等体积混后溶液一定存在:c(OH - )= c(H + )
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举一反三
【多选题】我国从实际出发,开创了一条有中国特点的农业合作化道路,成功地实现了对个体农业的社会主义改造。其历史经验主要有
A.
国家用先进的技术和装备发展农业经济
B.
遵循自愿互利、典型示范和国家帮助的原则
C.
在土地改革后不失时机地引导个体农民走互助合作道路
D.
采取从互助组到初级社再到高级社的逐步过渡形式
【单选题】When the children are doing body exercises, the parents should NOT______.
A.
explain the importance of physical activity in keeping people shaped and slim
B.
also take part in the activities by themselves
C.
lay to find out activities that are suitable for the children
D.
encourage the children to participate in physical activities
【单选题】When the children are doing body exercises, the parents should NOT ______.
A.
explain the importance of physical activity in keeping people shaped and slim
B.
also take part in the activities by themselves
C.
try to find out activities that are suitable for the children
D.
encourage the children to participate in physical activities
【单选题】All the children are getting excited and looking forward to ______ the new film and the film star.
A.
see
B.
seeing
C.
to see
D.
having seen
【单选题】“The children are playing in the park.”The main structure of the sentence is______.
A.
S+V
B.
S+V+DO+OC
C.
S+V+IO+DO
D.
S+V+P
【多选题】中国知网“一框式”检索中默认的检索出来的文献类型是?
A.
学术期刊
B.
博硕
C.
会议
D.
报纸
【单选题】The children are having a party. Some are singing,and _ are dancing. [     ]
A.
other
B.
the other
C.
others
D.
another
【多选题】在我国的会计实务中,下列项目中构成企业存货实际成本的有( )。
A.
自然灾害造成的原材料净损失
B.
入库后的挑选整理费
C.
运输途中的合理损耗
D.
小规模纳税人购货时的增值税进项税额
【单选题】The children are playing in the _____ of the beach.
A.
sand
B.
sands
C.
sandes
D.
sandy
【单选题】Which is TRUE about the mans opinion of the city?
A.
The children are too young to benefit from city life.
B.
Even adults themselves cannot go everywhere in the city.
C.
There is a lot to see and do for children and adults.
D.
There isn't a lot to see and do for children.
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