题目内容：

    I sat down at my desk and started writing an emotional letter of _________ But when it came to actually placing the letter into the mailbox, I _________ .

The letter was to a teacher whose volunteer efforts had _________ my view on the world and I felt I should let her know how her _________ positively influenced my life.

I could have easily sent her an e-mail, _________ that seemed a bit _________ for such an important thank you. That’s why I ended up _________ the letter. But now I hesitated. We had _________ merely by Facebook comments and occasional private messages. I _________ knew her. Maybe my letter was too heartfelt. “People don’t normally do this,” I __________ to myself.

Thinking a while, I put the envelope in the mailbox __________.

A couple of weeks later I received a Facebook response from her. It turned out she was __________ a tough time and my note meant the __________ to her. She said she had no idea that she was making such a(n) __________ to others.

Not only did this letter make her happier, but her __________ increased my joy as well. I was so __________ that it made such a difference to her that I decided to write a gratitude letter to her each month.

I’ve been doing this for two years now and it’s __________ transformed my life. I’m more likely to seek out the __________ in others and more thankful for the beautiful life I’m __________.

Cultivating (培养) __________ is a great skill to practice. Life is too short not to do it.

1.A.apology B.application C.suggestion D.gratitude

2.A.smiled B.awoke C.rejected D.froze

3.A.changed B.balanced C.weighed D.supported

4.A.example B.picture C.memory D.call

5.A.and B.but C.in case D.in order

6.A.normal B.hard C.wonderful D.lame

7.A.posting B.polishing C.handwriting D.folding

8.A.risen to fame B.come into being C.kept in touch D.come to light

9.A.really B.barely C.still D.also

10.A.apologized B.reported C.thought D.described

11.A.indefinitely B.repeatedly C.aimlessly D.eventually

12.A.going through B.breaking through C.breaking away from              D.having access to

13.A.dream B.world C.tip D.warning

14.A.mess B.difference C.effect D.effort

15.A.exploration B.expectation C.reply D.greeting

16.A.curious B.confident C.excited D.hopeful

17.A.greatly B.negatively C.slightly D.rarely

18.A.nature B.ambition C.honesty D.goodness

19.A.living B.giving C.desiring D.wasting

20.A.writing B.appreciation C.direction D.protection