At first, we didn't know about Tom. But ____, we came to know that he was an honest boy.

You can get off the bus one or two stops ________ and walk the rest of the way to work every day so as to take some exercise.

Having been told ________ where he lived, I had no difficulty in finding Peter’s address.

Right now you can pay ______ you had to several years ago for a cool computer.

The charity sale our school organizes every year has taught us much. _______ we would never have learned it in class.