[简答题]

For most of us, body weight goes up with age---an average of one pound a year after 25,according to the American Medical Association. We can fight against body weight through exercise and the right dietary (饮食的) habits, according to the National Institute on Aging.Consult your physician before beginning any diet or exercise program. Whichever activity you choose, start slowly --- say ten minutes a day--- and over the next six to eight weeks, build up to at least 30 minutes three to four times a week. “Grade your exercise between one and ten,” suggests Dr. Richard Stein, “with one being not very tired and ten being exhausted. A comfortable exertion (费力) level between six and eight is what you should aim at.”
In planning your diet, consider these tips:
1. Eat several small meals a day---as many as six. 2.Don’t skip breakfast.
3. Make the last meal of the day a small one.
4. A variety of foods is important for good health

[填空题]

For most of us, body weight goes up with age—an average of one pound a year after 25, according to the American Medical Association. We can fight against body weight through exercise and the right dietary (饮食的) habits, according to the National Institute on Aging.
Consult your physician before beginning any diet or exercise program. Whichever activity you choose, start slowly—say ten minutes a day—and over the next six to eight weeks, build up to at least 30 minutes three to four times a week. "Grade your exercise between one and ten," suggests Dr. Richard Stein, "with one being not very tired and ten being exhausted. A comfortable exertion (费力) level between six and eight is what you should aim at."
In planning your diet, consider these tips: 1. Eat several small meals a day—as many as six. 2. Don’t skip breakfast. 3. Make the last meal of the day a small one. 4. A variety of foods is important for good health. Bu

[填空题]

For most of us, body weight goes up with age---an average of one pound a year after 25,according to the American Medical Association. We can fight against body weight through exercise and the right dietary (饮食的) habits, according to the National Institute on Aging.Consult your physician before beginning any diet or exercise program. Whichever activity you choose, start slowly --- say ten minutes a day--- and over the next six to eight weeks, build up to at least 30 minutes three to four times a week. “Grade your exercise between one and ten,” suggests Dr. Richard Stein, “with one being not very tired and ten being exhausted. A comfortable exertion (费力) level between six and eight is what you should aim at.”
In planning your diet, consider these tips:
1. Eat several small meals a day---as many as six. 2.Don’t skip breakfast.
3. Make the last meal of the day a small one.
4. A variety of foods is important for good health

[单项选择]Four and（） half hours of discussion took us up to midnight, and break for cheese, chocolate and tea with sugar.
A. a; a
B. the; the
C. 不填；the
D. a;不填

[单项选择]With regular exercise, the body builds up its levels of BDNF (brain-derived neurotrophic factor), and the brain’s nerve cells start to branch out, join together and communicate with each other in new ways. This is. the process that underlies learning: every change in the junctions between brain cells signifies a new fact or skill that’s been picked up and stowed away for future use. BDNF makes that process possible. Brains with more of it have a greater capacity for knowledge. On the other hand, says UCLA neuroscientist Fernando Gámez-Pinilla, a brain that’s low on BDNF shuts itself off to new information,
What will happen if a person has a brain that’s low on BDNF
A. He will be able to learn many new skills.
B. He will forget all the information stored in his brain.
C. He will be able to learn things quickly.
D. He will not pick up new information quickly.

[单项选择]The faster anything goes up into the sky, ________.
A. it reaches the highest
B. it reaches the higher
C. the highest it reaches
D. the higher it reaches

[简答题]One of the most popular methods of weight loss among young women today is simply starvation, eating nothing more than some bread or a piece of fruit a day. Starvation, however, is never a good way to lose weight. You can greatly damage your body as well as your mind through such methods. You must eat, and you must eat well. However, you can eat well and still achieve a healthy weight if you control what and how much food you eat.

[填空题]Confrontation has dominated Sino - US relations up to now.