2. 外语
  3. Mang years ago, life was【B1】than it is today. People didn’t have modem machines. There was no modem medicine,【B2】. Life today ha

Mang years ago, life was【B1】than it is today. People didn’t have modem machines. There was no modem medicine,【B2】. Life today ha

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问题 Mang years ago, life was【B1】than it is today. People didn’t have modem machines. There was no modem medicine,【B2】.
Life today has brought new problems. One of the biggest is pollution (污染). Water pollution has【B3】our rivers and lakes dirty. It kills fish and affects (影响) our drinking water. Noise pollution makes us talk louder and【B4】. Air pollution is the most serious kind of pollution. It affects【B5】living thing in the world.
Cars, planes and factories all pollute our air everyday.
Many countries are making law (法律) to stop pollution. Factories must now, clean their water【B6】away, they mustn’t sent out dirty smoke into the air.
We need to do many other things. We should put waste things in the dustbin (垃圾箱)【B7】throwing them on the ground. We can go to work by bus【B8】with our friends in the same car. If【B9】people driving, there will be,【B10】pollution.
选项 A、More hard
B、Mom harder
C、Much harder
答案C
解析 本句显然应为比较句，而且harder前只能用much修饰。故应选C。
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