雷哥网，不只是课程，更是解决方案！
国家高新技术认定企业
iOS版
Android版
雷哥单词
词根: thesis =to put,place,表示"放,引申为论文,观点"
1 His new hypothesis gives a possible reason for the change of the weather.
他的新假说提出气象变化的一个可能的原因。2 Her study is based on the hypothesis that language simplification is possible.
她的研究基于语言可以简化这样一个假说.3 We have proved the hypothesis./p> 我们已经证明了这种假设.
4 Her hypothesis concerns the role of electromagnetic radiation.
她的假说涉及到电磁辐射的作用.Healthy lungs produce a natural antibiotic that protects them from infection by routinely killing harmful bacteria on airway surfaces. People with cystic fibroses, however, are unable to fight off such bacteria, even though their lungs produce normal amounts of the antibiotic. Since the fluid on airway surfaces in the lungs of people with cystic fibrosis bas an abnormally high salt concentration, scientists hypothesize that in high salt environments the antibiotic becomes ineffective at killing harmful bacteria.
Which of the following, if it were obtained as an experimental result, would most decisively undermine the scientists’ hypothesis?
仅筛选GMAT/GRE/托福/雅思/考研英语/四六级核心高频词汇
通过音、形、意、例句、真题例题，学习和背诵单词，
单词记忆合理、学以致用
高效小组刷词团周周开团，让你背单词更有趣
雷哥单词iOS下载
雷哥单词Android下载
精选GMAT/GRE/托福/雅思/考研英语/四六级考试核心高频词汇
艾宾浩斯记忆法（科学记忆）、复习记忆法（复习+记新词）、快速记忆法（记新词）
通过音、形、意、例句、真题例题，学习和背诵单词，单词记忆合理
错题生词本、时间顺序、听写拼写模式
单词记忆曲线、每周单词数据表、每月单词数据表
科学评估你的留学单词量，时时评估，知己知彼
匹配同一词包战友PK单词量，轻松记背单词
高效小组刷词团周周开团，让你背单词更有趣
拍照、语音、输入字母快捷翻译查找不认识的单词
雷豆可兑换雷哥网任意课程和服务
用雷哥单词APP
英语类考试拿高分 更轻松 更高效
加盟
雷哥单词说
雷哥单词说
