There are so many kinds of computers in the shop. I really don't know ______ to choose. A. what B. which C. where
-- Is the Nanjing Bridge open to the public yet? ---Yes. It ____ for almost one and a half months .
Jim gave up _____ Chinese. He thought it was too hard.
-Could you tell me ______? -Yes. To take back my dictionary.
I gave her _____ address and she gave me ______.
Help others whenever you can _____you will make the world a nicer place to live in.