2. 职称英语
  3. According to the passage, compared to 3G mobile phones, the second-generation ph

According to the passage, compared to 3G mobile phones, the second-generation ph

游客2024-07-31  48
问题 According to the passage, compared to 3G mobile phones, the second-generation phones ______. [br] The passage mainly talks about ______.
选项 A、the impact of mobile phone signals on health
B、the negative impact of current signals on health
C、the long-term effects of mobile phones on health
D、the possible causes of the impact of mobile phones
答案 A
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3699666.html
相关试题推荐
随机试题
最新回复(0)