新概念三第3课课件PPT
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Lesson 3 An unknown goddess(1)Some time ago, an interesting discovery was made by archaeologists on the Aegen island of Kea.1)some time, some times, sometime, sometimessome time: time为不可数名词,意为"时间".I need some time to finish my homework.some times: time为可数名词,意为"次"I have been to Beijing some times.sometime: 指将来的某个时候I will go to England sometime.sometimes=at times 是频度副词,意为"有时候"Sometimes, I have lunch at school.2)make a discovery 发现I felt I'd made an incredible discovery.(2) An American team explored a temple which stands in an ancient city on the promontory of Ayia Irini.1)explore vi. 勘察,探测,勘探vt. 探究,探索,仔细查看After exploring the old part of town, there is a guid ed tour of the cathedral.We d evote several days to the exploration of the magnificent Maya sites.The film explores the relationship between artist and instrument.(3) The city at one time must have been prosperous, for it enjoyed a high level of civilization.1)at one time 一度,曾今,注意词句中要使用数次one来表示,不能用a, at a time表示“每次”,at one time用于过去时态。