bob has chicken for dinner i'm piaying the piano he does his homework at home改否定句the old man can piay tennis racket改否定句
问题描述:
bob has chicken for dinner i'm piaying the piano he does his homework at home改否定句
the old man can piay tennis racket改否定句
答
Bob hasn't chichen for dinner.I'm not playing the piano.He doesn't do his homework at home.