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【简答题】
某企业现正使用的一种旧式水泵决定更新，若购买安装一套原型新水泵需要1925元，每年耗电需要900元。现有一种新式水泵购买安装需2450元，电费每年不超过500元。以8年为分析期，新旧水泵残值均为0，基准投资收益率为12％，判断是否应购买新水泵。
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A.
正确
B.
错误
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【简答题】In his famous essay--"What I Have Lived for", Bertrand Russel once wrote that three passions, but overwhelmingly strong, have governed my life: the longing for love, the search for Knowledge, a...
【多选题】政治制度专题结束时,本课推荐了两本书,名字是
A.
《习近平治国理政》
B.
《习近平的七年知青岁月》
C.
《习近平与中国传统文化》
D.
《习近平讲故事》
E.
《习近平从政经历》
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【单选题】Mankind will have to _____ the sun's rays as a source of energy.
A.
harness
B.
present
C.
convey
D.
contact
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