aClothing Accessories 衣物辅助部件[translate] acnalichn cnalichn[translate] aforeseen 正在翻译,请等待...[translate] aTony is an English boy. 托尼是英国男孩。[translate] atimsoara timsoara[translate] aDid whe play baseball yesterday? whe是否昨天打棒球?[translate]...
[分析]句意: 昨天下午当我们正在打篮球时你正在干什么 ? 我正在打扫 教室。根据 "What were you doing whe n we were playi ng basketball yesterday after noon?" 中的 "What were you doing"可知问的是过去的某个时间点正在发生的事,要用过去进行时,其构 成:主语 +was/were+ doing .故选 A。反馈...