These are some notebooks in my backpack改为单数
These are my notebooks改为单数
There are some notebooks in my backpack.变否定句.some应该变吗?不太懂
These are my photos.改为单数句子
these are my oranges(改为单数句式)
These are my pencils改为单数句
There are some books in his backpack.改为同义句
These are my notebooks.Can you take_____to my room?
These are some old photos.改为单数句
There are some notebooks in my study.的否定句、一般疑问句及简略回答?
These are my English books.改为单数形式
Are these my new shoes?改为单数句
There are some dictionaries in these bags?(单数形式)