I think he's got every _____ Pokemon card that exists!
single
He's ______ talking about his stamp collection. He never stops!
always
She goes ____ and ____ about her back ache! Isn't there anything else to talk about?
on / on
She has a _____ of an obsession with dogs. It's too much!
bit
She has a t____ about cats. To be honest it is getting out of h_____!
thing / hand
