l feel happy .改成否定句 you have a sore throat. 【改成一般疑问句】 lt is a new picture book.

问题描述:

l feel happy .改成否定句 you have a sore throat. 【改成一般疑问句】 lt is a new picture book.
[改成复数形式】
Are these your pencil?改成同义句

I feel unhappy.
Do you have a sore throat?
These are new picture books.
Are these pencils yours?