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必修5 Unit 1（2） Neither its cause，nor its cure was understood. 人们既不知道其起因，又不知道它的治疗方法。 neither...nor...既不……，也不……，连接句中两个相同成分。 ①I neither knew nor cared what had happened to him. 我既不知道也不关心他出了什么事。 ②Neither Jim nor his parents have seen the film. ＝Neither his parents nor Jim has_seen the film. 吉姆和她的父母都没有看过这部电影。 ③Not only the nurses but also the doctor is very kind to the patients.护士和医生都对病人非常和蔼。 ④Either you or one of your students is_to_attend the meeting that is due tomorrow. 要么是你或者你的一名学生应该出席明天的会议。 So many thousands of terrified people died every time there was an outbreak. 每次爆发霍乱时，都有大批惊恐的老百姓病死。 (1)every time引导一个时间状语从句，相当于whenever 意思是“每当……”。 (2)名词词组作连词用，引导时间状语从句的还有： (3)有些副词，如directly，instantly，immediately引导状语从句，意为“一……就……”。 ①Every_time I called on him，he was always busy with his homework.每次我去拜访他，他总是在忙着做家庭作业。 | 
