句型转换*l:P8e,D-{6x;k9@3g,E9j+c
I’m Polly .（同义句）*l:P8e,D-{6x;k9@3g,E9j+c
,b'B.M7C6W/A9S2w,S-o6j6}8T4`0B,Q;_/k'e4E Polly .*l:P8e,D-{6x;k9@3g,E9j+c