题目内容：

While driving home today，I passed a man who was holding a sign，begging for donations.I had ______ dollar(s) in my wallet.I decided that I was not going to give ______ money was so tight right now.

Then，I felt it ______ not to give，and therefore I ______ to give him half of what I had.I rolled down my window and ______ him one dollar.He said，“God bless you！”and I said，“You too.”It was not a full ______．

As I ______ away，I wished that I had ______ more to him，and I wished that I had given him all that I had，but instead I was too ______ to give more of myself.

On my way home，I wondered why helping others didn't make me happy.I wondered if I had ______ a powerful universal law—the law of giving from my ______ instead of my head.Perhaps just ______ not giving it all from my heart，I had blocked (阻塞) what I need to ______ right now.

I did not feel guilty，______ I did feel sad in my heart over my ______．My giving was from my head，not my heart.Now I ______ have the other dollar in my wallet.I hope that I will have a ______ soon to give it all.

It is true that all of us should have courage to ______ all that we have.Though we do ______ money to buy our own children food and clothes，Christmas presents，socks，toilet paper and so on，we are ______ to try our best to help those in need of our help.

1.A. one    B. two    C. three    D. four

2.A. if    B. though    C. when    D. because

3.A. necessary    B. normal    C. unimportant    D. wrong

4.A. decided    B. refused    C. asked    D. agreed

5.A. showed    B. lent    C. handed    D. owed

6.A. deal    B. exchange    C. business    D. greeting

7.A. walked    B. turned    C. ran    D. drove

8.A. spoken    B. proved    C. admitted    D. referred

9.A. pleased    B. sure    C. afraid    D. busy

10.A. passed    B. ignored    C. remembered    D. practiced

11.A. mouth    B. hand    C. mind    D. heart

12.A. by    B. after    C. upon    D. over

13.A. admit    B. receive    C. blame    D. avoid

14.A. and    B. so    C. or    D. but

15.A. choice    B. failure    C. difficulty    D. fear

16.A. already    B. even    C. still    D. almost

17.A. way    B. chance    C. right    D. duty

18.A. enjoy    B. value    C. give    D. trust

19.A. need    B. lose    C. earn    D. borrow

20.A. prepared    B. forced    C. supposed    D. forbidden