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Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of th
Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of th
admin
2009-04-23
49
问题
Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of the smoker when cigarettes are smoked.
According to the passage, a cigarette can raise a smoker’s heart rate by ______ a minute.
选项
答案
10-20 beats
解析
转载请注明原文地址:https://kaotiyun.com/show/XIC7777K
0
大学英语四级
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