Look, the old man who is playing_______ guitar is ______ university teacher.

It is in Hong Kong _______ you’re going to find the cellphone _________ you have been wanting to buy.

They have done a good job so far.—Yes, but much ___________.

The stones _______ from the cormorants’ mouths by the fishermen.

．It iswell known that the Internet will let people have __________ to huge amounts ofinformation from their own homes.