Period 2 Using language 复习状语从句 INCLUDEPICTURE "WYXS美文诵读3LLL.TIF" INCLUDEPICTURE "WYXS美文诵读3LLL.TIF" \* MERGEFORMAT eq \o(\s\up7( INCLUDEPICTURE "要义详析探究语法LLL.TIF" INCLUDEPICTURE "要义详析探究语法LLL.TIF" \* MERGEFORMAT ),\s\do5()) INCLUDEPICTURE "感知经典LLL.TIF" INCLUDEPICTURE "感知经典LLL.TIF" \* MERGEFORMAT (1)(教材P34)You can only imagine how travellers felt when they saw the oasis of Dunhuang ahead of them. 你可以想象，当旅行者们看到敦煌绿洲就在眼前时，他们的感受会是怎样的。 (2)(教材P34)If you look up, you can see the paintings and other artworks that are testimony to how the Silk Road brought East and West together. 如果你抬起头，你就可以看见壁画和其他艺术品，它们是丝绸之路如何将东西方连接在一起的见证。 (3)(教材P35)The Apsaras are depicted sailing in the bright blue sky, with their scarves flying, as if they are about to fly down to meet us. 上面画的是飞天在蔚蓝的天空中飞行，他们披巾飘飘，好像要飞下来迎接我们。 (4)(教材P36)The scrolls are so detailed that they describe the vast range of goods that were imported and exported from Dunhuang, such as ceramics, medicine, perfumes and fruit, to name just a few. 这些卷轴内容非常详细，描述了敦煌进出口的各种商品，例如陶瓷、药品、香料和水果，等等。 (5)(教材P36)In the Ming Dynasty, trade routes changed and Dunhuang was not as prosperous as it used to be. 在明代，贸易路线发生了变化，敦煌不再像从前那样繁华。 (6)(教材P36)Gradually, it faded from memory, even though it was once such a great city. 尽管敦煌曾经是一个如此繁华的大城市，也还是渐渐淡出了人们的记忆。 (7)(教材P36)Dunhuang has once again become a global crossroads since it hosted hundreds of representatives from 51 countries for the Silk Road International Cultural Expo in 2017. 2017年，51个国家的数百名代表齐聚此地，参加丝绸之路国际文化博览会，敦煌再次成为世界的活动中心。 INCLUDEPICTURE "语法拾遗LLL.TIF" INCLUDEPICTURE "语法拾遗LLL.TIF" \* MERGEFORMAT 句(1)中的when和句(7)中的since引导时间状语从句；句(2)中的if引导条件状语从句；句(3)中的as if引导方式状语从句；句(4)中的“so...that...”引导结果状语从句；句(5)中的“not as...as”引导比较状语从句；句(6)中的even though引导让步状语从句。 INCLUDEPICTURE "明悉规则LLL.TIF" INCLUDEPICTURE "明悉规则LLL.TIF" \* MERGEFORMAT 一、时间状语从句 连词 用法 before 常用于以下句型：It will be long before...(得过好久才……)；It will not be long before...(过不了多久就……)； It was long before...(过了好久才……)；It was not long before...(没过多久就……) since 意为“自……以来”，从句的谓语动词一般是非延续性动词，主句的谓语动词一般是延续性动词。since从句的时态若是一般过去时，主句常用现在完成时或现在完成进行时。此外，since常用于以下句型：It is/has been＋时间段＋since从句(常用一般过去时) as 意为“一边……一边……、随着”，常与延续性动词连用，从句动作与主句动作同时或几乎同时发生 when 意为“当……时候”，可与延续性动词或非延续性动词连用，从句动作可以发生在主句动作之前、之后或与主句动作同时发生 while 意为“当……的时候、在某一段时间里”，只可与延续性动词连用，侧重于主句动作与从句动作相对比 其他 1.till、 ... ...
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