代词及be动词

　　主格 I we you you she/he/it they

　　宾格 me us you you her/him/it them

　　代词所有格 my our your your her/his/its their

　　名词性代词 mine ours yours yours hers/his/its theirs

　　be动词现在时 Am are are are is are

　　be动词过去时 was were were were was were