Oxford University is _______with tourists for its beautiful old buildings. 

To live a low-carbon life , we must try to save _____ energy and produce ____ carbon .

--- Shenzhen is a beautiful city. --- Yes. You can see a lot of flowers and trees on ________ of the streets .

You don’t look ______ today; you’d better go to see the doctor.

—The boy is ________for his age. —Yes, I was much _______when I was his age.