根据要求改写句子。
They are English books. (变为单数句子)
_______ _______ ________ English book.
There are some American friends in our school. (改为一般疑问句)
________ there _________ American friends in your school?
Jenny wants to see a comedy today. （改为否定句 ）
Jenny _________ ________ to see a comedy today .
His parents can play the drums very well. (对划线部分提问)
________ _________ his parents play very well?
Jeff’ s favorite food is chicken. （改为同义句）
Jeff __________ chicken _________.