After the birth of my second child, I got a job at a restaurant. Having worked with an experienced1for a few days, I was2to wait tables on my own. All went3the first week. When Saturday night came, I was luckily4the tables not for from the kitchen.5.I stll felt it a little hard to carry the heavy trays (托盘).

Before I knew it ,the6 was full of people. I moved slowly,7every step. I remember how8I  when I saw the tray stand near the tables; it looked different from the one I was9on. It had nice handles, which made it10to move around. I was pleased with every thing and began to11I was a natural at this job.

Then, an old man came to me and said,"Excuse me, dear, my wife and I loved12you work. t seems your tray stand has been very13to you, but we are getting ready to14now ,and my wife needs her15back."

At first his16did not get across."What was he talking about!"Then, I got it. I had set my trays on his wife's　orthopedic walker (助步器). I stood frozen as ice ,but my face was17.I wanted to get into a hole and18.

Since then, I have learned from many mistakes such as the one I just19I have learned to be more20and not to be too sure of myself.

1．	A． manager B． assistant C． cook D． waitress

2．	A． promised B． invited C． allowed D． advised

3．	A． well B． quickly C． safely D． wrong

4．	A． left B． given C． brought D． shown

5．	A． Therefore B． However C． Otherwise D． Finally

6．	A． kitchen B． street C． resaturant D． table

7．	A． minding B． changing C． taking D． saving

8．	A． angry B． calm C． sad D． happy

9．	A． fixed B． trained C． loaded D． waited

10．	A． slower B． lighter C． regret D． pretend

11．	A． believe B． making C． watching D． having

12．	A． letting B． making C． watching D． interesting

13．	A． useful B． familiar C． unusual D． interesting

14．	A． rest B． order C． eat D． leave

15．	A． bag B． walker C． tray D． coat

16．	A． idea B． praise C． message D． need

17．	A． cold B． full of joy C． pale D． on fire

18．	A． lie B． hide C． defend D． stay

19．	A． repeated B． discovered C． corrected D． described

20．	A． careful B． patient C． honest D． practical