I have a pen friend，and we always send e_____to each other by computer
e-mails
暂无解析
photo_______ (复数)
Mymother'sworkis_____(make)ourcitysafe.
you ，what ，wrong ，is，with
_______________________________
Look out of the window.(改为否定句)
______________________________
—Where _____you _____?
—I'm from Beijing