题目内容：

Work ethic(道德) is important. but I didn’t realize this until I grew up although my dad told me a lot about this. In my memory, the biggest ______ he taught me was about how a person should have a strong work ethic.

When my brother and I were growing up, we mowed (修剪) yards during the summer to ______ our pocket money. Dad seemed to be our ______. He told our neighbors about our service and offered a price they could not ____. My brother and I got $10 per yard. I later found out that our friends were charging $20 for the same ______ of work.

Every time we headed out to mow grass, Dad was there to ______. He stood supervising (监督) our work ______ when he could have been inside ______with air conditioning and an icy drink.

One day we were cutting our next-door neighbor’s yard. She always waited ______ the grass was knee-high to call us over. ______, we had an old grass mower. This particular afternoon, I was finishing up and was ______ and sweaty.

I was just about to cut off the grass mower ______ I saw Dad pointing to one piece of grass. He shouted: “You ______ a piece.”

I frowned, hoping he would let it ______ and let me go home. He kept pointing. So, tired and disappointed, I went back to ______ that piece of grass. I thought to myself: “That one piece isn’t hurting ______. Why does he insist?”

But when I reached adulthood, I understood his ______: When you’re running a business, the work you do ______ a great deal about you. If you want to be seen as an entrepreneur (企业家) with ______, you must deliver a quality product. That single piece of ______ meant the job was not done.

1.A. lessons    B. suggestions    C. views    D. courses

2.A. gain    B. make    C. achieve    D. expand

3.A. host    B. assistant    C. manager    D. saver

4.A. refuse    B. give    C. agree    D. offer

5.A. yard    B. quality    C. number    D. amount

6.A. help    B. check    C. watch    D. confirm

7.A. in the air    B. in the heat    C. in the distance    D. in the way

8.A. relaxing    B. working    C. talking    D. sleeping

9.A. when    B. before    C. unless    D. until

10.A. Worse Still    B. In general    C. In addition    D. Above all

11.A. satisfied    B. inspired    C. amused    D. exhausted

12.A. while    B. when    C. as    D. until

13.A. lost    B. missed    C. ignored    D. blocked

14.A. flow    B. grow    C. stand    D. go

15.A. approach    B. search    C. cut    D. check

16.A. anyone    B. everyone    C. itself    D. others

17.A. function    B. reaction    C. message    D. hope

18.A. circulates    B. performs    C. explains    D. shows

19.A. honesty    B. consideration    C. respect    D. intelligence

20.A. work    B. grass    C. determination    D. failure