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

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

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

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

Which of the following is the topic of Paragraph 3?A.Some historical documents may not be

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