精品文档---下载后可任意编辑Unit 1VocabularyAdventures shy， period，pushing，stuck，pause，welcome，traditionⅢ 1、During the time of a lecture ,it is by tradition that everyone keeps silent and that no one is allowed to stop the speaker. 2、Lucy was shy and quiet while her brot...

时间:2025-03-02 10:34栏目:行业资料