1、国家公共英语（三级）笔试模拟试卷 215及答案与解析 1 Who is the speaker? （ A） A television announcer. （ B） A member of a research team. （ C） A teacher. （ D） A network executive. 2 What is the main purpose of the television? （ A） To present information about several Hawaiian volcanoes. （ B） To explain a research project abo
2、ut an underwater volcano. （ C） To demonstrate the latest use of underwater cables. （ D） To discuss a study of ocean life near underwater Volcamoes. 3 How will information get from the observatory to the mainland? （ A） Geologists will bring it back. （ B） It will be sent back by cable. （ C） It will be
3、 sent by mail. （ D） It will be sent back through seismometers(地震仪 ) 4 Why does the speaker recommend watching the program? （ A） Because it is related to work being done in class. （ B） Because she helped produce it. （ C） Because she is excited about it. （ D） Because it is a public television broadcas
4、t. Part B Directions: Read the text, match the items (61-65) to one of the statements (A to G) given below. Mark your answers on ANSWER SHEET 1. 4 Joan: That is, goals that are small, manageable, achievable, realistic and tangible. Too many people judge whether theyre overweight by those depressing
5、insurance-company tables listing“ ideal“or“healthy“body weights based on low mortality rates. But such tables represent only the weights of people who applied for life insurance and lived the longest. They do not accurately measure the effects of excess body fat on sickness or longevity for the enti
6、re population. Nor do they tell you your healthiest weight. Kate: To reduce, you must combine the three key elements of long-term weight control. First, follow a nutritionally balanced, healthful eating plan. Increase the fiber in your diet and cut your fat intake to 25 to 30 grams per day. If youve
7、 selective about the food you choose, you can eat three meals a day and up to three low-fat snacks. One explanation for this quick impact is that you are what you eat. Its not just the pounds of excess body fat that cause all the trouble. Its the high-fat calories that you consume every day to maint
8、ain those extra pounds. As soon as you cut out those additional high-fat calories, youll be healthier and happier. Jean : Heres the tough part. After trimming down, easy-does-it dieters spend at least six months adapting to their new weight. This gives the body time to adjust to the changes it has u
9、ndergone in diet, exercise and life-style. Dont get caught in the trap of all-or-nothing thinking. An occasional lapse is normal. We recommend what we call the “R-K-0“system. Each day that you follow a program of low fat diet and exercise is an “R“day of “regularly reducing. “Days when you want to j
10、ust hold steady eat a bit more, exercise slightly less are “K“days, for“keeping it off. “Days when you splurge are“0“days, for“off“. At the end of each day, mark an R, K or O on your calendar. The winning formula is to have your K days, and your K days outnumber your O days. Rose: Of the 34 million
11、American adults who are classified as overweight, about two million should lose 100 or more pounds. These people obviously need to lose more than ten percent of their body weight; they will require medical supervision, rapid weight loss and the use of special portion-controlled foods. In most cases,
12、 however, people who are overweight can start an easy-does-it plan. Then, after theyve maintained their new, slimmer bodies for six months, they can consider a second cycle. How do you decide whether youve lost enough weight? Feeling good is the first sign. Health-risk factors are an even better ind
13、icator. Before you go on an easy-does-it weight-loss program, have your doctor measure your cholesterol, body fat and blood pressure. Then check with your physician at the beginning of the six-month maintenance stage. After that, you can move forward on your own. Jone: The easy-does-it diet is not s
14、o much a diet as an approach to weight loss and life-style. You dont have to hit a magic number on your scale. You can achieve a healthy weight safely and permanently if you just remember:easy does it. Statements 61. Joan A We should set“smart“goals. 62. Kate B The first few pounds you lose are the
15、most valuable. 63. Jean C One must keep it off. 64. Rose D Moderate weight loss is easier to sustain. 65. Jone E Easy-does-it is necessary. F You should take it off. G Reassess. 国家公共英语（三级）笔试模拟试卷 215答案与解析 1 【听力原文】 Id like to talk to you about a television program thats going to be shown tonight, and
16、that I want you all to watch. It will present work thats currently being done by geologists off the coast of Hawaii. The only active underwater volcano in the U. S. is located there. Its growing and may reach the surface of the ocean in about 50, 000 years not very long from now in geological time.
17、Anyway, geologists are setting up an unmanned observatory at the top of this volcano, which is located about 70 miles southeast of Hawaii and about 3, 000 feet below the surface of the ocean. They plan to install seismometers, thermal sensors, chemical detectors, video cameras, and other equipment t
18、o monitor the volcanos activities. Then theyll hook up an electric cable between the observatory and the mainland so they can receive information electronically from these instruments. Geologists are pretty excited about this project, and I hope you are too. It ties in very nicely with the work weve
19、 been doing in class on volcanoes. Watch the program about it tonight, and be prepared to discuss it tomorrow. 1 【正确答案】 A 2 【正确答案】 B 3 【正确答案】 A 4 【正确答案】 D Part B Directions: Read the text, match the items (61-65) to one of the statements (A to G) given below. Mark your answers on ANSWER SHEET 1. 5 【正确答案】 A 6 【正确答案】 F 7 【正确答案】 C 8 【正确答案】 G 9 【正确答案】 E
