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【多选题】
1950年，我国政府颁布《中华人民共和国土地改革法》，废除了封建制度土地所有制，施行农民阶级的土地所有制，但从1953年开始，把农民个体所有制变为集体所有制，迅速调整农村生产关系原因包括()A.
适应工业建设和城镇、工矿区发展的需要
B.
分散落后的小农经济束缚农村生产力发展
C.
粮食供应问题严重，国家实行粮食的统购、统销政策
D.
农村重新出现土地买卖，贫富分化
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举一反三
【单选题】The kind of speech which is very detailed and used for the planning stage is called the().
A.
preparation outline
B.
speaking outline
C.
specific outline
D.
general outline
【单选题】This village which is surrounded by mountains is only ______ by river, and it is obvious that the transportation is inconvenient.
A.
accessible
B.
attainable
C.
available
D.
achievable
【单选题】It is important to use only pure lead and to choose a thickness of wire which is greater than the normal allowable clearance but _____ this amount.
A.
not less than twice
B.
greater at least twice than
C.
not greater twice than
D.
larger three times than
【简答题】______ is transferable, which is different from T/T and M/T.
【简答题】A greenhouse is a building made of glass which is used for keeping plants when the outside temperature is low. In a similar way there are several gases in the atmosphere which trap(捕捉)the heat produce...
【单选题】About the t distribution centered on 0,Which is wrong?
A.
The distribution is a cluster of curves.
B.
The distribution is symmetric .
C.
when v(degree of freedom) is identical ， | t | is much bigger ， P value is also bigger.
D.
The distribution is unimodal.
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