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

–Is ____ your family photo?--Yes,_____ are my parents. 

Is this your father? No, ________. 

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

The daytime of the summer is longer than _____ of the winter.