Unit 1 Tales of the unexplained1 、 assume vt
假定, 设想assume sb
to be 假定 / 假设某人 / 某事为It is assumed that… …… 被认为◆Don't always assume the worst
别总往最坏处想
◆I have always assumed her to be American
我一直认为她是美国人
assumption n
假定,假设make an assumption 认为,假定assuming that… 假定,假设 ( 引导条件状语从句 )①I hope to go to college next year, I pass my exams
如果我能通过考试, 我希望明年能上大学
①assuming that②A lot of people poverty only exists in Africa
许多人认为贫困仅仅存在于非洲
②make the assumption that2 、 witness vt
目击,目睹 ( 尤指罪行或事故的发生 ) ,亲身经历 ( 重要事件或变迁 ) n
证明;证人,见证人◆They are the witnesses at the scene of the accident
他们是事故现场的目击者
◆His ragged clothes were a witness to his poverty
他的破烂衣服可以证明他的贫穷
①We __________ the most important scientific development of the century
我们亲身经历本世纪最重要的科学进展
①were witnessing②Several villagers the air cra