按要求转换句型I can speak English．（对画线部分提问）
________ language ________you speak？Can you play the piano？（用the guitar改为选择疑问句）
________you play the piano ________the guitar？Please show me your new watch．（改为同义句）
Please show your new watch________ ________．He can do lots of kung fu．（对画线部分提问）
________ ________he do？They can play the piano，the violin and the guitar．（改为一般疑问句）
________they play the piano，the violin ________the guitar？
Dave was making a model plane in the classroom at that time．（对划线部分提问）
Dave making a model plane at that time？
Li Lin listens to English on the radio every day．（改为否定句）
Li Lin to English on the radio every day．
I improved my Chinese a lot with the teacher's help． （就划线部分提问）
you improve your Chinese a lot？
Holly's mother made delicious zongzi yesterday． （改为感叹句）
zongzi Holly's mother made yesterday!
Ellen has already bought some flowers． （改为否定句）
Ellen bought any flowers ．