问题详情

It can be inferred from the article that the majority of tropical forests ______.
A．contain a few valuable plants which possess curative properties
B．are-of little interest to scientists involved in medical research
C．could be the source of a cure for life threatening diseases and various health problems
D．as a region produce only one percent of modem medicines此题为多项选择题。请帮忙给出正确答案和分析，谢谢！