阅读理解Meaandvegetablesaremeasuredingramsandkilograms.Milkandotherliquid

阅读理解 Mea and vegetables are measured in grams and kilograms . Milk and other liquid foods are measured in liters or milliliters , These units only measure quantity : they do not measure the value of the food to the body . The unit which measures the quality or value of food is the calorie, the amount of heat given off by food when it burns . This measurement tells how much energy a certain food has when it is completely used by the body .
Our bodies use varying amount of calories . The more exercise we take, the more calories we burn . If we eat food which contains more calories than we use up , then it is possible that we would increase in weight . In order to avoid becoming overweight , it is advisable to eat a balanced diet and not to eat too many foods that have a high calories rating . The table below gives you some idea of the number of calories in food .
1.Which is the best title of this passage ?A.How to measure the quality of foodB.Calories in foodsC.The units of measurementD.How to keep fit2.How many slices of bacon equal the same number of calories as in a sausage roll ?A.7B.6C.5D.83.To keep he calorie intake down , it is better to eat more ________ .A.chocolateB.meat pieC.fruitD.apple pie4.When do you need the most calories from your diet ?A.When we sleepB.In working in the fieldsC.While watching a playD.After having sports

AACB解析1.A 主旨题：从第一段的句子：The unit which measures the quality or value of food is the calorie, the amount of heat given off by food when it burns 和第二段的句子：The table below gives you some idea of the number of calories in food . 说明卡路里是衡量食物质量的单位，而表格中就是各种食物的卡路里。选A。
2.A 数字计算题：从表格第二行Slice of bacon 50和第七行Sausage roll 350可知

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