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【判断题】
把相互排斥的两块磁铁捆合在一起，磁力会增强。
A.
正确
B.
错误
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举一反三
【单选题】Questions 57 to 61 are based on the following passage. Within fif years Britain and other nations should be well on with the building of huge industrial architectures for the recycling of waste. T...
A.
attempts to find efficient ways of recycling wastes
B.
efforts to protect the environment in British cities
C.
a good way to locate plants for waste recycling
D.
a cheap way to get energy from waste materials
相关题目：
【单选题】Questions 57 to 61 are based on the following passage. Within fif years Britain and other nations should be well on with the building of huge industrial architectures for the recycling of waste. T...
A.
attempts to find efficient ways of recycling wastes
B.
efforts to protect the environment in British cities
C.
a good way to locate plants for waste recycling
D.
a cheap way to get energy from waste materials
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