4. It is widely acknowledged that extensive deforestation contributed to heavy summer flooding . Experts argue that China must introduce a massive afforestation program . But I doubt whether afforestation alone will solve the problem .
人们普遍认为过度砍伐造成了夏季特大洪水。专家认为中国必须推行大规模的植树造林计划。但我对仅仅植树造林就能解决问题表示怀疑。
5. Most people are of the opinion that wealth provides solutions to all problems . But in spite of the material benefits wealth provides , I believe one should abandon the pursuit of materialism and instead concentrate on the pursuit of happiness .
大多数人认为财富为所有问题提供解决的办法。但是，我认为，尽管财富提供物质上的利益，一个人应该放弃物质至上的追求，而是集中精力追求幸福。