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【多选题】
我国第一个五年计划的主要任务是( )。A.
集中主要力量进行工业建设
B.
发展农业生产合作社
C.
逐步提高人民的物质和文化生活水平
D.
保证国民经济中社会主义经济成分的稳步增长
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皮皮学刷刷变学霸
举一反三
【简答题】A．For the sake of their health. B．For the maintenance of the heating or the air-condition. C．To make best use of their resources. D．To make full use of the heating or the air-condition.
【单选题】. The top leaders of the two states are holding a meeting in a friendly _______.
A.
atmosphere
B.
condition
C.
position
D.
situation
【简答题】已知A=x 3 -2x 2 +1，B=-3x 3 -4x 2 +2． 求：3A-B．
【简答题】The carrier shall not be relieved of liability by reason of the defective condition of the vehicle used by him in order to perform. the carriage under the CMR convention. （ ）
【简答题】已知A=3x 2 +2x，B=x 2 ﹣3x+1，求A﹣3B．
【判断题】The carrier shall not be relieved of liability by reason of the defective condition of the vehicle used by him in order to perform. the carriage under the CMR convention．（ ）
A.
正确
B.
错误
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