现在你是张明，请给杰克写一封回信。

Dear ___________,

      My name is ___________, I study in ___________. I am ___________ years old. My favourite day is

___________. We have ___________, ___________ and ___________. My favourite food is ___________,

because it's ___________. My favourite teacher is ___________. He / She is our ___________. He / She is

___________ and ___________.

                                                                                                                                     Your pen pal,

               　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　___________

异径绞龙板的成型应选择在（）上。