【2013山西】Many people think Peng Liyuan is the most beautiful First Lady. And ________ songs are also well-known. A. his B. her C. their
__________the mooncakes are!
—How do you learn English, Tony? —I often practice English _____ chatting ______ my American friends.
She is a ___________ girl. And she does everything ___________.
We walked for ___________ hours before we got to the top of the mountain.
Only ___________ the students exercise for more than half an hour every day.