therebe句型用法總結動詞的過去式過去分詞

　　要采取就近一致原則，和靠近 be 的主語一致。如：

　　There is a pen, two rulers in the box. 盒子里有一只鋼筆，兩把尺子。

　　There are two boys and a teacher at the school gate. 門口有兩個男孩，一個老師。