The research has caused a great deal of argument. Some think it is a bad idea, while others support it. Supporters say it could lead to pills that prevent or treat soldiers troubling memories after war. They say that there are many people who suffer from terrible memories. Some memories can ruin peoples lives. They come back to you when you dont want to have them in a daydream or nightmare. They usually come with very painful emotions, said Roger Pitman, a professor of psychiatry (精神病学) at Harvard Medical School. This could relieve a lot of that suffering.
But those who are against the research say that changing memories is very dangerous because memories give us our identity (特质). They also help us all avoid the mistakes of the past. All of us can think of bad events in our lives that were horrible at the time but make us who we are. Im not sure wed want to wipe those memories out, said Rebecca Dresser, a medical ethicist (伦理学家). Some people fear that although the drug would first be used in only very serious cases, it would become more and more common. People always have the ability to misuse science, said Joseph LeDoux, a New York University memory researcher. All we want to do is help people have better control of memories.
47. No matter how people think about this pill, the scientists intention to develop this pill is _______.
A. terrible B. bad
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