In our modern world, when something wears out, we throw it away and buy a new one. The 36 is that countries around the world have growing mountains of 37 because people are throwing out more rubbish than ever before.
36．A．key B．reason C．project D．problem
37．A．gifts B．rubbish C．debt D．products
36题的答案是 d。解题依据是什么
依据是逻辑
--大家扔东西，扔多了，就会有如此的问题problem，这个问题是：整个世界垃圾成山