• Eat cereals,grains,bread,and pasta in reasonable amounts (with no cheese,but always with high-protein foods).

• Jog or fast-walk at least one mile per day. If you are unused to this level of exercise, start with smaller distances and build up to a mile.

It has been known for years that it is possible to get all the protein we need from high-protein vegetarian foods. Many restaurants now serve vegetable-protein meals, such as veggie-burgers or refried bean tacos and burritos; be sure to ask for them without cheese or sour cream!

9.The underlined words "starve off their hunger" in the first paragraph most probably mean ______.

A.satisfy their need of losing weight B.slow down the feeling of hunger

C.make themselves feel hungry D.wish for being slim

10.The meat industry and the fast-food restaurants have more to do with America s weight problem because _______.

A.they convince people to eat more food rich in fat

B.they make powerful ads on TV and over radio

C.they fill people with the idea to have bacon and eggs

D.they make people take dangerous drugs or harmful diets

11.To keep slim and fit,the author thinks it's better ________.

A.to change the picture of meat,fish,eggs,or milk products

B.not to eat any meat,fish,eggs,or milk products

C.to eat cereals,grains,bread,and pasta as much as possible

D.not to take soya drinks high in protein

12.From the passage, we can infer that ______.

A.it's healthy to jog or fast-walk at least one mile every day

B.high-protein vegetarian foods don't have all protein we need

C.proper foods play a very important role in keeping healthy

D.it's inappropriate to ask for veggie-burgers without cheese or sour cream

【答案及解析】：

答案：9.B; 10.A; 11.B; 12.C