句型转换。
1. Mr. Green is a teacher. (改为一般疑问句)
________ Mr. Green a teacher?
2. His pen is yellow. (对划线部分提问)
________________is his pen?
3. He likes English and math. (改一般疑问句)
________he like English ________math?
4. I have some books in my backpack. (改否定句)
I ________have _________books in your backpack.
5. Ken likes Friday because he has music. (划线部分提问)
________ ________ Ken like Friday?