阅读下面的短文,文中有15处空白,每处空白给出了4个选项,请根据短文的内容从4个选项中选择1个最佳答案。
{{B}} Eat for a Good and Healthful Life{{/B}}
Food{{U}} (1) {{/U}}us alive. It is our sustenance and our pleasure. But recently, research has shown that the eating habits of the average Americans may be dangerous to future health.
The foods Americans now choose are oftentimes too{{U}} (2) {{/U}}in calories and fats, so this article reports a new study: Diet and Health, Implications for Reducing Chronic Disease Risk.
The study, conducted{{U}} (3) {{/U}}the National Research Council's Committee on Diet and Health,{{U}} (4) {{/U}}that balancing nutrition, calories and activity is key{{U}} (5) {{/U}}enjoying a long and healthful life.
The report recommends that most Americans increase{{U}} (6) {{/U}}activity to a moderate level and make changes in food{{U}} (7) {{/U}}and calories intake to maintain ideal weight. Most of us-- even those of us at ideal weight--need to eat{{U}} (8) {{/U}}fat so that no more than 30% of our dally calories will come from fat.
That means cutting{{U}} (9) {{/U}}on red meat and whole milk dairy products.{{U}} (10) {{/U}}, eat fish, chicken without skin, lean meats, and low-fat and no-fat dairy products.
The report of the Committee on Diet and Health recommends we eat five or more 1/2-cup servings of vegetables and fruits{{U}} (11) {{/U}}-- especially green and yellow vegetables and citrus fruits.
Eating more fruits and vegetables doesn't have to mean increased calories intake. Many plant foods are nutrient-rich: they provide many vitamins and minerals for very few{{U}} (12) {{/U}}.
Nutrient-rich foods are particularly important for Americans{{U}} (13) {{/U}}age 50. As we{{U}} (14) {{/U}}, we need to eat less because our bodies need{{U}} (15) {{/U}}calories to function properly. But we still need full measures of vitamins and minerals to release the energy in our foods and make us feel strong and healthy.
【正确答案】 D
【答案解析】[解析] keep us alive“使我们活下去”。
【正确答案】 B
【答案解析】[解析] rich in…“富含……”。
【正确答案】 A
【答案解析】[解析] conducted by…“由……主持”。
【正确答案】 B
【答案解析】[解析] 从主语“研究”判断,空格处(谓语)的搭配词义应该是“结论”。
【正确答案】 B
【答案解析】[解析] key to…“对……来说是关键”。
单选题 A. mental B: spare C. physical D. chemical
【正确答案】 C
【答案解析】[解析] A和C是词义相对的一组词,重点考察;而“身体活动”符合文章主题。
【正确答案】 D
【答案解析】[解析] 空格处需要名词。
【正确答案】 C
【答案解析】[解析] fat是不可数名词,且从句意上看less合适。
【正确答案】 B
【答案解析】[解析] cut down on“减少”。
【正确答案】 C
【答案解析】[解析] 从空格所在的使用结构排除B和D,再用排除法借助句意关系排除A。
【正确答案】 B
【答案解析】[解析] 空格处需要副词,句意上选择“每天”。
【正确答案】 D
【答案解析】[解析] “营养”是不可数名词,“卡里拉(热量单位)”是可数名词,所以排除A和C。而for在这里是表示关联或联系。如:took two steps back for every step forward.“每前进一步向后退两步”
【正确答案】 A
【答案解析】[解析] over 50“50岁以上”。
【正确答案】 C
【答案解析】[解析] 空格处需要谓语,age“变老”。
【正确答案】 B
【答案解析】[解析] calories是可数名词,且从句意看“年纪越大吃的越少”合适。