【单选题】—Only one of these books is worth _______. —_______ is no wonder that you look so upset.
【单选题】Helen, you look so sad. What _______ you so unhappy?
【单选题】—You look very sad. What's wrong? —Don't worry. There is _______. [ ]
【单选题】中国历史上第一部具有资产阶级共和国性质的宪法是()。
【单选题】You look so sad. Have you got________?
【单选题】She look s sad. You shouldn't __________ her the t ru th.
【单选题】超市收银员用扫描器扫描商品条形码,是在进行( )
【判断题】在法国,到学校报道时尽量不要迟到,给老师留下好印象。