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【判断题】

磁铁能吸铁,而不能吸铜和铝,所以磁力能穿过铁,而不能穿过铜铝。()

A.
正确
B.
错误
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题目标签:力能磁铁磁力
参考答案:
参考解析:
.
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举一反三

【单选题】Questions 57 to 61 are based on the following passage. Within fifteen 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