22.直接或间接表达主题
There is a principle reason for agreeing with the statement that buying private fund is at high risk and it is the fact that many private funds in China are not under the supervision of authorities.
有足够的理由相信购买私募基金是高风险的，事实上在中国许多私募基金是不受政府监控的。
There is a principle reason for agreeing with the statement that many people are optimistic to the stock market performance this year, and it is the fact that investments in stock market have been increased by 15%till now.
有理由相信，许多人对于今年的股票市场表现持乐观态度，并且事实上到目前为止，股票市场的投资已经上升了15%。
There is a principle reason for agreeing with the statement that advertisement is a good way to promote goods or services, and it is the fact that costs on advertisements are becoming higher and higher.
有理由相信，广告是推销商品和服务的良好手段，事实是广告的成本投入在不断攀升。
Man is now facing a big problem that some new virus are seemed to be unbeatable, which is becoming more and more serious.Focusing on that, we should notice what terrible results we get from our overexploitation of natural resources.
人类正在面临一个巨大的问题，新的病毒似乎难以战胜，这个问题正在变得越来越严重。针对这个问题，我们应该认识到对自然的过度开发导致了多么严重的后果。
Man is now facing a big problem that less species will survive to the next generation, which is becoming more and more serious.Focusing on that, we should notice that pollution will be a fatal factor to destruct our future.
人类正在面临一个巨大的问题，将会有更少的物种存留到下一代，这个问题正在变得越来越严重。针对这个问题，我们应该认识到污染将是一个导致我们未来毁灭的致命因素。
Man is now facing a big problem of psychological illness, which is becoming more and more serious.Focusing on that, we should notice that psychological health needs attention as much as physical health.
人类正在面临一个心理疾病的巨大问题，这个问题正在变得越来越严重。针对这个问题，我们应该认识到心理健康和身体健康一样需要重视。