The report of the Committee on Diet and Health recommends we eat five or more 1/2-cup servings of vegetables and fruits __1__ --- 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 __2__.

     Nutrient-rich foods are particularly important for Americans __3__ age 50. As we __4__, we need to eat less because our bodies need __5__ 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.

1. A day B daily C year D annually

2. A nutrition B nutritions C calorie D calories

3. A over B under C for D in

4. A older B old C age D grow

5. A less B. fewer C more D enough

1．B. 空格處需要副詞，句意上選擇“每天”。

2．D. “營養(yǎng)”是不可數(shù)名詞，“卡里拉（熱量單位）”是可數(shù)名詞，所以排除A和C。 而for在這里是表示關(guān)聯(lián)或聯(lián)系。如：took two steps back for every step forward.（每前進(jìn)一 步向后退兩步）

3．A. over 50是“50歲以上”。

4．C. 空格處需要謂語，age是“變老”。

5．B. calories 是可數(shù)名詞，且從句意看“年紀(jì)越大吃的越少”合適。