22、One of the ways to beat heart disease（心脏病）is to watch what you __1_. Your everyday choice of food can be a key factor（因素）in the health of your heart. And __2__ you are choosing food for your family, you’ve got their hearts to think of, too. To be careful of not eating the wrong food and putting on __3_.

For most people, it’s __4__ easy to become fat. Maybe it is because of the kind of body you have: __5__ you eat seems to turn straight into fat. Or perhaps you aren’t taking enough exercise to burn up the calories（卡路里）in your food.

But the most likely reason is that you are simply eating too much of the _6_ kinds of food, in other words, too many fatty and sugary foods. These are loaded with calories. Did you know that 6 grams of butter contains more calories than half a kilo of potatoes? And two spoons of sugar contain nearly as many calories as a hundred grams vegetables.

So the _7__ way to keep your weight down is to cut down on the fat and sugar in your daily __8_.

1. A. do                        B. eat                    C. buy                   D. think of

2. A. because                B. though                     C. if                      D. unless

3. A. too much sugar     B. too much heat    C. too much weight       D. too many clothes

4. A. not                       B. too                    C. very                  D. less

5. A. whenever              B. wherever           C. however            D. whatever

6. A. wrong                  B. right                  C. good                 D. healthy

7. A. favorite                 B. newest                     C. oldest                D. best

8. A. diet                  B. food                   C. drink                 D. vegetable