Guo Liang is in Grade Four. He lives in the country. He goes to school by school bus. He likes science. Sometimes he has science classes in the field. It's very interesting. After school he often helps his parents feed the cows. At the weekend, he usually goes to his father's orchard. His father has many fruit trees there. Guo Liang often helps him pick fruit. Look! He is picking cherries. How happy he is!
—He often helps his parents ____.
—He often helps his parents ____.
—He is ____.