This is a dress.改为复数形式

This is a dress.改为复数形式 This is a pretty dress改为复数形式 This is a pink dress改为复数句子 is this your dress?改为复数句 This dress is pretty.(改为复数句) How much is this dress?(改为复数句） 改为复数形式 1.is there a bok on the desk?2.this is a nice dress.3.she is a little girl.4.this is his picture. It is a new shirt.(改为复数句）It,s Jenny,s dress.(对划线部分提问This is an apple.(改为一般疑问句 This is a book 改为复数句 This is a pear.改为复数句 this is a book改为复数形式 this is a tree 改为复数句 Is this a bus （改为复数句 This is a bus.改为复数. this is a shirt改为复数句 this is a strawberry改为复数 This is a young tree.(改为复数) this is a watch(改为复数句)