"We know only about thirty-three percent of women have access to a program that actually has services in place to prevent mother-to-child transmission.
VOA: special.2009.07.29
But they did not know that the telegraph office wires only went into the nearby forest.
VOA: special.2009.02.11
He said the Earth is like a large mechanical device that will survive only if people living on it know how to operate it correctly.
VOA: special.2010.05.30
Speaking in London she told VOA that women around the world need to know that everyone is at risk of contracting HIV, even women with only one sexual partner.
VOA: standard.2010.03.02
She says educating people about how to prevent the transmission of the virus that causes AIDS is crucial in a country where only about 16 percent of young people say they know how to protect themselves.
VOA: standard.2009.04.24
应用推荐