(单选题)

According to the passage, what will be studied in the future? ( )

A.What genetically engineered crops harm people?

B.What can be done to cut cost for HIV patients?

C.Will there be some anti-HIV combination treatments?

D.What kind of chemicals could cure AIDS?

参考答案：A

参考解析：

根据文章最后一段......further testing is needed to make sure the genetic engineering process does not produce any additional chemicals that could be dangerous to people.可知还需要进一步的测试，以确保基因工程过程不会产生任何可能对人类造成危险的额外化学物质。即未来需要查出这个方式中哪些因素会对人体产生危害。故本题正确答案选A。

知识点：推断题英语阅读理解通用英语