Turn off the water while you ________ your teeth or washing your hands.

How do you learn English? —We learn new words ______ reading papers and magazines.[ ]

I ______along the street looking for a place to park when the accident______ .

If you take this new type of train to Xi’an, it will _________ you only two hours to get there.

Could you help me, Andy? We need ______ tables for the birthday party.