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Hi, I'm Linda. Here's a picture of my two friends. Who're they? The girl is Betty, she likes red skirt. And she is 12 years old. The next girl in a white jacket is Helen. Helen is 13 years old. They like sports, and they can play ping-pong well. Now I can play ping-pong, too. I have eight ping-po ng bats at home (家). We always play it on Saturday. It's really fun. 

Next Monday is Helen's birthday. Helen asks us to go to her birthday party. I like it. I want to buy her a pair of tennis bats. Betty says she wants to buy a red hat for Helen.