You will find the post office ________the road.
---Will you go to Shanghai _______ plane ?---No. It costs too much. We will go there _______ a train.
You look thirsty. Would you like_______?
--- Oh,I don’t feel well.--- You’d better __________see a doctor and have a good rest.
Both Mary and Kitty are fifteen years old. It means Mary is _____ Kitty.
Jay is one of _____________in teenagers.