A.to treat heart disease |
B.to reduce the chance of a heart attack in old men |
C.to protect old men |
D.to reduce the blood cholesterol levels |
A.a(chǎn)re older and healthy |
B.know how to keep fit |
C.a(chǎn)re fat and smoke cigarettes |
D.a(chǎn)re suffering from heart attack |
A.a(chǎn)s we like | B.with care | C.every day | D.if we are over fifty |
A.7% | B.19% | C.11% | D.44% |
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C.ways to live much longer have been found by scientists. |
D.genetically engineered food is good for people’s health. |
A.change | B.reduce | C.support | D.test |
A.Blackberries and blackcurrants can lower risk of cancer. |
B.The anthocyanins can make the purple tomatoes grow stronger. |
C.Genes from snapdragon flowers can be put into common tomatoes. |
D.Mice fed the modified fruit lived longer than the common ones. |
A.a(chǎn)re not certain now. |
B.have been proved |
C.a(chǎn)re very harmful |
D.a(chǎn)re hard to be tested |
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C.To inform people of the harm of processed foods. |
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