—After P.E. I often feel thirsty. —Why not buy some _____ to drink?
The old man felt ______, for he lived ______ in a ______ house in the mountain.
There are many shops on ______ side of the street. We can buy ______ we want.
She said that her car needed ______.
By the time he ______ at the railway station, the train ______.
–We will visit the Summer Palace ______ there is a heavy rain tomorrow. --OK! Boating on the lake must be great fun.