練習：
1. Paragraph 2
2. Paragraph 3
3. Paragraph 5
4. Paragraph 6
A Effects of napping in females still uncertain
B Older males have higher levels of NT-proBNP
C Development of a simple but important test
D Evidence of positive relationship between napping and heart disease
E How to control the levels of NT-proBNP
F Effects of NT-proBNP on heart disease
5. According to some researchers, by measuring the levels of NT-proBNP in the blood people may know
6. If a person has a high level of NT-proBNP
7. People who take regular afternoon naps
8. So far there have not been definite data to confirm
A where fewer people die from heart problem.
B whether they have the risk of heart attack, heart failure or stroke.
C would probably have lower rates of heart disease.
D how to test a person’s NT-proBNP level in the blood by himself.
E his heart muscle would be under pressure in some way.
D that napping is of great benefit to women too.
答案與題解：
1. F 本段后面兩句說到，通過檢查心臟病人的NT-proBNP水平，發(fā)現(xiàn)水平的病人與水平最低的病人之間患心臟病的可能性相差近八倍。
2. B 本段說到，他們所查的是男性，并發(fā)現(xiàn)老年男性且患有糖尿病和高血壓者NT-proBNP的水平。
3. D 本段說到，地中海國家的成年人普遍都有午睡，而且患心臟病的比率較低。哈佛大學和雅典大學的研究證明，每周午睡三次、每次30分鐘的人比完全不午睡的人死于心臟病的比率少37%。
4. A 最后一段說，午睡對工作的男性尤其有益，雖然調查時死亡的女性并不多，但午睡對女性的益處文章并沒有給出一個明確結論。
5. B 答案來源于第一段的第二、三句。
6. E 答案來源于第三段第一句。
7. C 答案來源于第五段第三、四句和該段最后一句。
8. F 答案來源于第三段第二句和文章的最后一句v。
1. Paragraph 2
2. Paragraph 3
3. Paragraph 5
4. Paragraph 6
A Effects of napping in females still uncertain
B Older males have higher levels of NT-proBNP
C Development of a simple but important test
D Evidence of positive relationship between napping and heart disease
E How to control the levels of NT-proBNP
F Effects of NT-proBNP on heart disease
5. According to some researchers, by measuring the levels of NT-proBNP in the blood people may know
6. If a person has a high level of NT-proBNP
7. People who take regular afternoon naps
8. So far there have not been definite data to confirm
A where fewer people die from heart problem.
B whether they have the risk of heart attack, heart failure or stroke.
C would probably have lower rates of heart disease.
D how to test a person’s NT-proBNP level in the blood by himself.
E his heart muscle would be under pressure in some way.
D that napping is of great benefit to women too.
答案與題解：
1. F 本段后面兩句說到，通過檢查心臟病人的NT-proBNP水平，發(fā)現(xiàn)水平的病人與水平最低的病人之間患心臟病的可能性相差近八倍。
2. B 本段說到，他們所查的是男性，并發(fā)現(xiàn)老年男性且患有糖尿病和高血壓者NT-proBNP的水平。
3. D 本段說到，地中海國家的成年人普遍都有午睡，而且患心臟病的比率較低。哈佛大學和雅典大學的研究證明，每周午睡三次、每次30分鐘的人比完全不午睡的人死于心臟病的比率少37%。
4. A 最后一段說，午睡對工作的男性尤其有益，雖然調查時死亡的女性并不多，但午睡對女性的益處文章并沒有給出一個明確結論。
5. B 答案來源于第一段的第二、三句。
6. E 答案來源于第三段第一句。
7. C 答案來源于第五段第三、四句和該段最后一句。
8. F 答案來源于第三段第二句和文章的最后一句v。