1.Women and men do not run or swim in the same races. Women are less strong than men.

　　2.What do we mean by a satisfactory standard of living? Obviously, it must include the basic necessities of life such as food, clothing and shelter.

　　3.We all enjoy extra income to spend on things like books, sports or hobbies.

　　4.Natural foods, for example, are vegetables, fruit and grain which have been grown in soil that is rich in organic(有機的)matter.

　　5.It is significant that nowadays fiber is considered to be an important part of a healthy diet.

　　答案：

　　1.女人和男人不在同場比賽中賽跑或游泳。女人不如男人強壯。

　　2.我們所說的“令人滿意的生活水平”是指什么?顯然，它必須包括基本生活必需品，如食物、衣服和住處。

　　3.我們都愿意有額外的收入可以消費在買書，體育運動，或業(yè)余愛好上。

　　4.比如說，天然食品，就是長在富含有機物的土壤里的蔬菜、水果和小麥。

　　5.今天植物纖維被看作是健康飲食的重要組成部分，這是一件有意義的事。