error CS0103: The name "Key" does not exist in current context pls halp!!!, error CS0103 "The name "Key" does not exist in current context pls halp!!!

117206-c2.pngThat’s my code
(I’ve got 4 same errors (like in the title),
THERE’S ALSO THE 1 ONE IN THE ATTACHMENT

It’s not Key.Code. It’s KeyCode.