How can they learn much ________ they spend so much time playing computer games?
________ if you want to do something, or you won’t be able to do it well.
--- Father, I’m going out for a play. ---- _________ be long!
_______ your mind and you will find the way.
My brother is always making good use of the time _______ he can spare.
There was a teapot fashioned like a duck ,out of _____open mouth the tea was supposed to come out . A which B whose C its D that