A-A+
Food packages bottles and tins for drinks can
问题详情
Food packages, bottles and tins for drinks can cause ______.
A．air and water pollution
B．both a litter problem and a waste of resources
C．to pay for the service
D．to produce the receipt
参考答案
正确答案：B
解析：第二段第四句：This not only causes a litter problem, but also is a great waste of resources...“这不仅造成了垃圾的问题，而且也是资源浪费。”this指前面的food packages，bottles and tins for drinks这些东西。
