5. C本题为主旨大意概括题。根据全文内容可知即使减肥，为了身体所需也必须做到健康均衡饮食。因此正确答案为C项。

(2)

Arts and culture is lived and breathed in every corner of Canada. Due to a racial and immigrant (移民)population the variety and richness of art and sports is very evident.

Since the Second World War, Canada has produced an impressive amount of writing. From novels to poetry, the selection is wide. Native writers are also becoming better known across Canada in recent years.

Musicians are reaching a higher level of recognition in the world music scene. Everything from Country to Pop, Classical to Heavy Rock can be found across Canada and across the globe performed by Canadian artists.

Film Crew in Canada The National Film Board is the primary producer of movies in Canada. However, many Hollywood studios are turning to Canada as a source for locations and as an alternative to the more expensive USA. Many well known actors, directors, screen writers and movies come from Canada and often scoop awards for their work.

French art was the first to appear in Canada along the St Lawrence in and around Quebec. Since then the volume of art and artists has increased. Canadian photography as well as painting by Canadians are not well known outside of Canada but recognition is increasing.

Sport is a major part of today's society in Canada. Hockey is the most popular spectator sport with more participants taking part in curling. American style football and baseball are also very popular and all of these sports are played across Canada.

4. C本题为细节判断题。从文中第一段可知人体每天所需要的能量要多于800卡路里，可知A项错误；再者该段说明脂肪占人体所消耗能量的30%，并没有说明所占数量最大，因此可排除D项；另外根据第二段可知面包只是属于某种类别的食物，因此B项叙述错误；根据最后一段可知正确答案为C项。

3. D本题为词义猜测题。根据本句后面的but then eat tons of food以及最后一句中的Eating too little to maintain a healthy weight可知答案为D项。

2. B本题为细节题。文中第三段提到了一些人们开始减肥的原因，第四段又提到当他们减掉某些体重时会得到朋友和家人的赞扬，使他们感觉很好，因此会坚持一段时间。而B项所叙述内容只是用来列举某些人生活中有一些无法控制的事情，并不是他们减肥的原因。

1. D本题为细节题。根据文中第二段内容可知答案为D项。根据文中内容可知不吃某些种类的食品(是因为这些食物容易导致发胖，所以用其它食品代替)并不会导致饥饿。

5. According to the passage, when people want to lose weight, they should_________.

　 A. avoid eating some food that can lead to being fat　 B. control their eating amount and times

　 C. have a healthy and balanced diet　　 　　　　　　D. throw up some of what they eat　

[答案解析]

4. Which of the following statements is true?

　 A. A person needs about 800 calories each day.

　 B. A person who doesn’t eat bread is unhealthy.

　 C. An improper diet may cause eating disorder.

　 D. Fat takes up the most part of calories inside body.

3. The underlined phrase in the last paragraph refers to _________.

　 A. a fat-free diet　　　　　　　 B. a special diet　　

　 C. eating too much　　　　　　 D. eating too little

2. The reasons why some people start and keep dieting DON’T include__________.

　 A. They think their trouble comes from their weight.

　 B. They have an alcoholic parent.

　 C. Other people’s praise when they lose some weight.

　D. There is something they can’t control except food intake.

1. Which is not the result of restricting certain food groups?

　 A. lose weight for a short period　　　　　 B. unhealthy　

　 C. short of nutrition　　　　　　　　　　 D. hungry