S-1Mrs Green is going shopping in a new shopping mall. She is going to buy 1 . She is looking for it. Now she is in a very big clothes shop. She is looking 2 one of the sweaters in the shop and she likes it very much. And there is a young man 3 near her. Mrs Green wants to try 4 the sweater. So she asks the young man, “ Excuse me, are you going to serve (接待) 5 ? I want a sweater .” The young man is 6 and says, “ Im sorry, I 7 serve you.” Mrs. Green says, “Of course you can.