题型：语法填空（语篇） 题类：常考题 难易度：普通
甘肃省天水一中2016-2017学年高二上学期英语第二阶段考试试卷
Not all memories are sweet. Some people spend all their lives trying to forget bad experiences.
Now American researchers think they are close to developing a pill, will help people forget bad memories. The pill is (design)to be taken immediately after a frightening experience. They hope it might reduce, or (possible) erase (抹去) the effect of painful memories.
In November, experts tested a drug on people in the U.S. and France. The drug stops the body from (release) chemicals that fix memories in the brain. So far, the research (suggest) that only the emotional effects of memories may be reduced, not that memories are wiped out. They are not sure to the degree people's memories are affected.
The research has caused a great deal of (argue). Some think it is bad idea, while others support it. Supporters say it could lead to pills which prevent or treat soldiers' troubling memories after war. They say that there are many people who suffer terrible memories. , those who are against the research say that maybe the pills can change people's memories and changing memories is very (danger) because memories give us our identity.
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