The Chinese Culture Day in New York City on April 20th , 2011. A. celebrated B. is celebrated C. was celebrated
Mary _________ as a volunteer teacher for 10 years.
— Is Mike at home? — No. He ________ with his friends now.
I will tell you the good news as soon as you _______ back.
My grandma ______ dinner when I got home yesterday.
David enjoys _________ basketball on the playground after school every day.