I found ____ hard to get out of bed on cold winter mornings.

 --How much ________the red socks? --________6 dollars.

— I like speaking better than listening in English learning.—Oh, really? I think you should be good at          of them.

—The books are so nice, which one can I take? —Oh, you can take _______ of them. I’ll keep none.  

        of four buses will take you to the station . We can take        of them .