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(有机的)matter.

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

　　答案：

　　1.女人和男人不在同场比赛中赛跑或游泳。女人不如男人强壮。

　　2.我们所说的“令人满意的生活水平”是指什么?显然，它必须包括基本生活必需品，如食物、衣服和住处。

　　3.我们都愿意有额外的收入可以消费在买书，体育运动，或业余爱好上。

　　4.比如说，天然食品，就是长在富含有机物的土壤里的蔬菜、水果和小麦。

　　5.今天植物纤维被看作是健康饮食的重要组成部分，这是一件有意义的事。