英语过去进行时讲解
问题描述：
英语过去进行时讲解
答
过去进行时定义：表示过去某一时刻正在进行的事情或动作.句型：主语+was/were+doing如：I was reading when my mother come in.（我妈妈进来的时候,我正在看书.）The children were playing games at this time yest...