this is sandy s ball改为疑问句和否定句

this is sandy s ball改为疑问句和否定句 英语翻译将下列句型改成相应的句型：.This is Sandy"s ball.《疑问句和否定句》This isn"t a This classroom is ours(改为一般疑问句） Tony took my ball(改为否定句） This is my pencil.(改为否定句,疑问句和回答) They play soccer ball.改为一般疑问句和否定句. 改为一般疑问句This is a nice schoolbag.改为否定句That's your pencil box. 请将"This is a book."改为否定句,一般疑问句和特殊疑问句. This is a ball.（改为一般疑问句,并作否定回答） This stamp is from 1988改为否定句、疑问句 回答 This is her computer game.改为一般疑问句和否定句 1.This is a Chinese stamp.(改为否定句和一般疑问句） 把This is a pencil.改为一般疑问句和否定句