单项选择题

In human history people's views on body weight ______.

A．were closely related to their religious beliefs
B．changed from time to time
C．varied between the poor and the rich
D．led to different moral standards

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单项选择题

What's the author's advice to women who are absorbed in the idea of thinness

A．They should be more concerned with their overall lifestyle.
B．They should be more watchful for fatal diseases.
C．They should gain weight to look healthy.
D．They should rid themselves of fantasies about designer clothes.

问答题

简单介绍网上购物的方法2．阐述网上购物的好处3．指出网上购物的缺点并总结 Useful words and expressions：网上购物：online shopping E-shopping信用卡：credit card浏览(网页)：browse(vt.)