【答案解析】网上购物十分便捷，很多人觉得没了它就无法生活。然而医生们却警告消费者，在网上购买药品时一定要慎之又慎。 [解析]
Shopping online is a convenience that many people now feel they couldn"t do without. But when it comes to purchasing medications on the web, doctors are warning buyers to beware.

【答案解析】俗话说，味道好，营养一定很差。然而美味的黑巧克力却可能是个例外，因为黑巧克力可以让血压降低平均达10%。 [解析]
If it tastes good, it must be bad, so the saying goes. But delicious dark chocolate may be the exception to the rule. It may help lower blood pressure by an average of 10%.

【答案解析】世界经济越来越一体化的趋势在社会和政治上都有深刻的意义。同样，还存在着一种文化现象，即全球性文化或文化全球化的兴起。 [解析]
World economy is getting increasingly integrated, and this has very serious implications, socially and politically. We also have a cultural phenomenon—the emergence of global culture, or of cultural globalization.

【答案解析】很多人把工作当成生活的核心意义之一，然而与此同时，很多人的生活大部分被工作占据，因此很少有时间做别的事情。 [解析]
Work is viewed as one of the central meanings of life, but at the same time, it now takes so much of many adults" lives that there is little room for anything else.

【答案解析】已婚者比未婚者花更多的时间做家务活，前者每天花两小时，后者1.5小时。不管何种婚姻状况，女性要比男性花更多的时间做家务。 [解析]
Married persons spend more time doing household activities than unmarried persons: 2 hours versus 1.5 hours per day. Women, regardless of marital status, spend more time doing these activities than men.