there is a letter_____(寄给)to you

I am Chinese,but I can write a letter___ Is there a window? There is a middle there is a cat there is a problem Is there a school Is there a house___? There is a Is there a. there is a There is a kitshen. There is a pair She used a pencil to write a letter(改为同义句) She woite a letter___ ___ ___ He was writing a letter___ pen.A.in B.in a C.with D.use.填什么 为什么急 The girl took a letter from her pocketThe girl took a letter___ ___ her pocket同义句转换 here's a letter___ you 是填to 还是for呢?为什么呢?有什么区别呢? here's a letter___ you 是填to 还是for呢?为什么呢?有什么区别呢? over is village a there there (.)