概括大意完成句子

(第23~30题, 每题1分,共8分)下面的短文后有2项测试任务：(1)第23~26题要求从所给的6个选项中为第1~4段每段1选择个最佳标题；(2)第27~30题要求从所给的6个选项中为每个句子确定1个最佳选项。 1、 why humans gain and lose weight. Being locked in a small room called a "eaioriineier" (热量测量室) is one way to find out. 1.The signs above the two rooms read simply "Chamber One" and "Chamber Two".These are the calorimeters: 4m by 2m white-walled rooms where human volunteers are locked up in the name of science.Outside these rooms another sign reads, "Please do not enter work in progress" and in front of the rooms advanced machinery registers (记录) every move the volunteers make.Each day, meals measured to the last gram are passed through a hole in the wall of the calorimeter to the resident volunteer. 2.Nicola Waiters is one of the twenty volunteers who, over the past eight months, have spent varying periods inside the calorimeter.Tall and slim, Nieola does not have a weight problem, but thought the strict diet might help with her training and fitness program.A self-employed community dance worker, she was able to fit the experiment in around her work.She saw an advert (广告) for volunteers at her gym and as she is interested in the whole area of diet and exercise, she thought she would help out. 3.The experiment on Nicola involved her spending one day on a fixed diet at hnme and the next in the room.This sequence (次序) was repeated four times over six weeks.She arrived at the calorimeter at 8:30 A.m.on each of the four mornings and from then on everything she ate or drank was carcfully measure D.Her every move was noted too, her daily exercise routine timed to the last secon D.At regular intervals, after eating, she filled in forms about how hungry she felt and sarnples were taken for analysis. 4.The scientists help volunteers impose (确立) a kind of order on the long days they face in the room. "The first time, I only took one video and a hook, but It was OK because I watched TV the rest of the time, " says Nicol A.And twice a day she used the exercise bike.She pedaled (踩踏板) for half an hour, watched by researchers to make sure she didn't go too fast. 5.It seems that some foods encourage you to eat more, while others satisfy you quickly.Volunteers are already showing that high-fat diets are less likely to make you feel full, Believing that they may now know what encourages pcople to overeat, the researchers are about to start testing a high-protein weight-loss diet.Volunteers are required and Nicola has signed up for further sessions.

参考答案： D    

答案解析：

1The experiments show that high-fat diets____.

A.the volunteers do

B.because she does not have a weight problem

C.because the life there can be very boring

D.make people overeat

E.because she was her own boss

F.after passing a high-protein test

参考答案： C    

答案解析：

2Volunteers have to get prepared for the time in the calorimeter____.

A.the volunteers do

B.because she does not have a weight problem

C.because the life there can be very boring

D.make people overeat

E.because she was her own boss

F.after passing a high-protein test

参考答案： E    

答案解析：

3Nicola Walters had time for the experiments____.

A.the volunteers do

B.because she does not have a weight problem

C.because the life there can be very boring

D.make people overeat

E.because she was her own boss

F.after passing a high-protein test

参考答案： A    

答案解析：

4The machinery outside the calorimeters records everything____.

A.the volunteers do

B.because she does not have a weight problem

C.because the life there can be very boring

D.make people overeat

E.because she was her own boss

F.after passing a high-protein test

参考答案： C    

答案解析：

5Paragraph 1____

A.What does the calorimeter look like inside?

B.Wha program was designed for the experiments?

C.What is a calorimeter?

D.What is the first impression?

E.How do the volunteers kill the time?

F.Why did Nicola join in the experiments?

参考答案： F    

答案解析：

6Paragraph 2____

A.What does the calorimeter look like inside?

B.Wha program was designed for the experiments?

C.What is a calorimeter?

D.What is the first impression?

E.How do the volunteers kill the time?

F.Why did Nicola join in the experiments?

参考答案： B    

答案解析：

7Paragraph 3____

A.What does the calorimeter look like inside?

B.Wha program was designed for the experiments?

C.What is a calorimeter?

D.What is the first impression?

E.How do the volunteers kill the time?

F.Why did Nicola join in the experiments?

参考答案： E    

答案解析：

8Paragraph 4____

A.What does the calorimeter look like inside?

B.Wha program was designed for the experiments?

C.What is a calorimeter?

D.What is the first impression?

E.How do the volunteers kill the time?

F.Why did Nicola join in the experiments?

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