he did his homework after school yesterday.变否定句

he did his homework after school yesterday.变否定句 Ben did his homework after school yesterday.(改为否定句） He did his homework at home yesterday.(改为否定句） Gian did her homework at school yesterday 变为否定句 the boy did his homework yesterday改为否定句 tom did his homework yesterday改否定句 He has to do his homework at school 变否定 TOM does his homework after school.改为否定句. jim always does his homework after school 改为否定句 He finished his homework yesterday afternoon （改为否定句） he did his homework in th classroom.（否定句） He did his homework last night.(改成否定句）