代詞

　　人稱(chēng)代詞主格做主語(yǔ)用一般放在句首或動(dòng)詞前，主格分別是 I you he she it we you they。

　　賓格做賓語(yǔ)用，一般放在動(dòng)詞或介詞后

　　如：Open them for me.Let us …, join me等。

　　賓格分別是me you him her it us you them。

　　形容詞性物主代詞放在名詞前，不能單獨(dú)使用，分別是my your his her its our your their

　　名詞性物主代詞相當(dāng)于形物加名詞，它只能單獨(dú)使用后面不好加名詞，分別是mine yours his hers its ours yours theirs。