Jill and Kate are going hiking (徒步旅行) with their class tomorrow . They went to take some fruits with them . Jill likes oranges and Kate likes apples . When they get to the market , they can’t find any oranges , and the apples are too green . “What are we going to buy now ?” asks Kate “Hey ,what’s that big round fruit over there ?” asks Jill .”I don’t know .Let’s ask the sales-girl .” “What do you call this ? ” “Youzi ,”answers the girl . “Why don’t we buy one ?”asks Jill “OK. We ’re going to have lots of fun hiking and eating a new kind of fruit ! ”says Kate .