专四专八考试

解析：In some cases, recycling could be h

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【单选题】In some cases, recycling could be hazardous to the environment if special precautions are not taken because ______.


A．industrial emissions are sometimes created in the process
B．chemical waste is sometimes produced as a result
C．a great deal of energy is expended to create new products
D．there are a lot of bacteria in waste things


网考网参考答案：B
网考网解析：
[详细解答] 从文中的一句“The difficulty in removing print from paper，the amount of energy expended during the process，and caustic waste that is sometimes produced are costs that companies incur that are then passed onto the consumer．”中可见在废旧物的循环利用过程中有时会产生一些化学废料，对环境造成危害。故答案应为B。A、C、D在文中均未提到。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>

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