One day，I picked up my daughter Eloise from school and went to the supermarket for a few things．I was hoping to be in and out （41）　　．

I found a short line with just one person in front of me．It was a/an （42）　　 woman，and she was paying for her things with only （43）　　．After a long day at work，I was unhappy with this old woman．

But then I watched the young clerk（职员）．He helped her （44）　　her change，so carefully taking it from her shaking hands．I （45）　　 him repeatedly（重复地） say to her："Yes，ma'am．"When she asked if she had enough to buy a bag，he told her she did．Then he went two lines over to get （46）　　 for her．Never once did this clerk get annoyed or roll his eyes．He was patient and kind．

As I was watching him，I saw Eloise was too．I realized that my daughter was learning an important （47）　　 from a complete stranger．

（48）　　 the woman was finished，the clerk began ringing up（把…的费用相加） my things and thanked me （49）　　 my patience．I thanked him too．

Then we left the supermarket with a full bag，but also with a （50）　　 full of thankfulness for such an important lesson．

41．A．quickly	B．slowly	C．quietly	D．freely
42．A．rich	B．old	C．poor	D．healthy
43．A．change	B．bill	C．check	D．card
44．A．copy	B．compare	C．count	D．borrow
45．A．heard of	B．listened to	C．looked at	D．thought of
46．A．it	B．that	C．them	D．one
47．A．class	B．rule	C．lesson	D．habit
48．A．Though	B．Before	C．After	D．Until
49．A．because	B．for	C．of	D．to
50．A．sight	B．brain	C．body	D．heart．