keyboard problem

Its almost impossible to play games because of this. (Laptop's own keyboard) External keyboard works fine.

I Have A Lenovo, about 1year old.. it worked fine yesterday but now it wont. I cant type in the password into my laptop because no letters nor numbers will work. the CapsLock key works just fine and so does the Enter key. Ive tried to restart my computer Ive tried to shut it down and wait for a...