To succeed in this area, one needs profound knowledge and experience, which few has.

要想在这一领域取得成功，需要渊博的知识及丰富的经验，而很少有人能具备这两点。 F． 表条件或假设

A new product which has beautiful packing, good quality and advertising may very likely be a hit in market

一种新产品，只要包装精美，质量过硬，宣传得力，就能在市场中热销。 Any one who works hard and never gives up will succeed. 任何人，只要努力工作永不放弃，就能够成功。