Some of the risks may be relevant to your community. Find out which ones by ______ www

Wheat bran may lower the risk of colon cancer.A．RightB．WrongC．Not mentioned

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CAN ANIMALS BE MADE TO WORK FOR US？ Can animals be made to work for us？ Some scientists think that one day animals may be trained to do a number of simple jobs that are now done by human beings. The

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May be you have seen this in schools: some students are studying nearly all the time

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The idea that some groups of people may be more intelligent than others is one of those hy

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Which of the following is the topic of Paragraph 3?A.Some historical documents may not be

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The idea that some groups of people may be more intelligent than others is one of those hy

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Smoking which may be a pleasure for some people is a serious source of discomfort to the

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