问题补充：
Overweight has been a great concern for some people. In an attempt to keep normal weight, people have 48tried various methods. Nevertheless, not all the ways are 49 when it comes to health. For weight loss, many people 50the high-protein, low-carbohydrate(碳水化合物)diets. However, such diets might have 51harmful long-term effects on the colon (结肠), a small study indicates.
On average, the study found when the men were on the high-protein diets, they hadhigher levels of substances known as N-nitrous compounds that have been 52cancer. And when they were on the high-protein, low-carbohydrate diet, they had lowered amounts of fiber-originated compounds thought to be protective against 53.
The findings 54 that people should beaware ofconsuming too much protein and too little fiber over a long period.In general, experts 55 that adults get about 28 grams of fiber per day though—it’s not known whether that’s enough for someone on a high-protein weight-loss diet.
【小题1】A．successfullyB．painfullyC．occasionallyD．immediately【小题2】A．helplessB．cheapC．uselessD．beneficial【小题3】A．make upB．come acrossC．turn toD．get on【小题4】A．potentiallyB．additionallyC．frequentlyD．definitely【小题5】A．taken fromB．linked toC．held upD．based on【小题6】A．healthB．dietC．cancerD．protein【小题7】A．hopeB．acceptC．suggestD．doubt【小题8】A．recommendB．offerC．demandD．agreeB
答案：
(答案→)B
解析：本文讲述很多认为了减肥而服用一些高营养低纤维素的食物，却不知道这样的食物对人的身体有很大的影响。呼吁人们服用健康的饮食。
【小题1】B 副词辨析。A成功地B痛苦地C 偶尔D立刻；人们为了减肥，痛苦地常识了多种方法。
【小题2】D 形容词辨析。A无助B便宜C无用D有益；并不是所有的方法都对健康是有益的。
【小题3】C 短语辨析。A编造B遇见C求助D转向；很多人就转向于高营养低碳水化合物的食品。
【小题4】A 副词辨析。A潜在的B另外C频繁地D确定地；这些食品对于我们的健康有潜在的影响。
【小题5】B 短语辨析。Be linked to…与…有联系；这种物质是与癌症有联系的。
【小题6】C 上下文串联。文章中提及的fiber-originated compounds是抗癌的、
【小题7】A 动词辨析。A希望B接受C建议D怀疑；这些发现希望人们能够意识到这样做到危险。
【小题8】A 动词辨析。A建议/推荐B提供C要求D同意；本句讲述的是专家建议的做法。
