What can be inferred from the last paragraph?
A.Dietary change has contributed little to America.
B.About ten percent of Americans are prediabetic.
C.The change of diet has killed many diseases.
D.America"s obesity rate is higher than before.
第1题
The authors attitude towards nutritional experiment seems to be______.
A.ambiguous
B.suspicious
C.pessimistic
D.prejudiced
请帮忙给出正确答案和分析,谢谢!
第2题
In the past, Americans got their calories mainly from______.
A.healthy carbohydrate
B.meat, eggs, and dairy
C.breads, cereals and pasta
D.yogurts, crackers and cookies
请帮忙给出正确答案和分析,谢谢!
第3题
We can learn from Paragraph 2 that______.
A.NIH"s suggestion was written into code decades ago
B.NIH suggested that all Americans take in no more fat
C.government spent a lot of money on curing heart attack
D.poor eating habits may increase the risk of certain diseases
请帮忙给出正确答案和分析,谢谢!
第4题
George Mc Govern advised people to______.
A.take more exercises
B.eat more nutritious food
C.change their eating habits
D.cut down the intake of calories
请帮忙给出正确答案和分析,谢谢!
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