题目内容：

    Happiness always lies in giving help to others. And Steven Smith has just set us a good______.

Donald Austin is a teacher. He had a______accident several months ago. And he had to______three months in hospital. He also had part of his left______cut off.

Now he was able to go back home. Donald thought he could go______the steps to the front door of his home using walking sticks. But he wasn't as______ as he had hoped. And the wheelchair was too______. His wife, Jennifer Austin, couldn't lift it up the steps, even with his mother's help. Donald______ at last. And the family all felt very ______. They were out of strength and almost lost______.

Just then, a car ______ their eyes. It had driven past but was slowly ______ back. The stranger, Steven Smith, ______ and asked if he could help. The family watched Smith help Donald inside the house and place him ______ on the sofa. But Smith knew there was still more to do.

He thought Donald might have to ______ those steps many times in the future. So the next day, Smith came to Donald's house again. He asked if he could ______ a ramp(斜坡) in front of the house. With some other helping hands, Smith ______ built a ramp over the steps. And now the wheelchair can go up and down easily. The kind act brought the family to ______.

“This stranger has ______ the day for us twice within 24 hours,” Jennifer ______ on Facebook. “He brought us hope and made our day more beautiful.”

1.A.courage B.example C.record D.rule

2.A.serious B.strange C.clear D.strict

3.A.take B.cost C.spend D.get

4.A.arm B.stomach C.heart D.leg

5.A.down B.off C.out D.up

6.A.strong B.clever C.weak D.thick

7.A.small B.heavy C.full D.cheap

8.A.stood up B.went away C.gave up D.worked out

9.A.sad B.delighted C.annoyed D.excited

10.A.mind B.hope C.face D.weight

11.A.kept B.threw C.held D.caught

12.A.walking B.offering C.turning D.calling

13.A.stopped B.left C.removed D.arrived

14.A.rapidly B.silently C.suddenly D.carefully

15.A.jump B.climb C.enter D.run

16.A.build B.achieve C.complete D.search

17.A.slowly B.hardly C.easily D.successfully

18.A.success B.surprise C.tears D.anger

19.A.received B.saved C.contributed D.started

20.A.talked B.spoke C.wrote D.remembered