Our bodies use different amounts of calories(卡路里). 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 (明智的) to eat a balanced (平衡的) diet and not eat too many foods that have a high calorie rating. The table below gives you some ideas of the number of calories in food.
Meats                              Fruits
slice of bacon         50            apple              70
hamburger           300            orange             60
slice of beef          100            pear               80
sausage             180            banana           80
meat pie            500            plum              20
sausage roll        350            tomato          20
Sweets and Pastries                   Vegetable       
small chocolate bar    190           60g beans          15
large chocolate bar     225          60g carrots          18
slice apple pie         300           60g potato          60
doughnut             200           60g onions          25
scoop of ice cream      85             60g cucumber       10
bag of potato crisps     145           60g cabbage        15
1. To keep the calorie intake (摄入) down , it is better to eat _______ .
A. chocolate         B.meat pie      C.fruit           D.apple pie
2. How many slices of bacon equal (等于) the same number of calories as in a sausage roll?
A. 5.               B. 6            C. 7             D. 8
3. Which of the following contains the most calories?
A. Cabbage         B. Potato.        C. Beans.        D. Cucumber
4. Which word in the passage means “heavier than normal（正常）”?
A. balanced.        B. advisable.      C. overweight    D. measurement.