The researchers chose 193 adults who had a negati

Her research indicates （what) many adults routinely subscribe （to) some form. of what the

What is the percentage of all the adults who are now HIV－positive in Botswana？A．35%.B．37%.

Which of the following is NOT one of the findings of the research？A．Some schools chose pup

Who started the research of the Golden Rice？A．German researchers.B．International Rice Rese

Who are the subjects of the research on the influence of milk powder？A．Mothers who bottle-

Who are the subjects of the research on the influence of milk powder?A.Mothers who bottle-