单词 打开书 例句 DEFINITIVE EXAMPLES 权威例句〔LIST〕Sue opened the book and looked at the contents page. 休打开书看目录页。朗文写作活用〔class〕Okay, class, settle down and open your books.好了,同学们,安静下来,打开书本。剑桥高阶〔drawer〕He opened th...