题目内容：

One sunny afternoon, a seven-year-old girl went for a walk. She crossed a large area of grassland into the woods ________ she realized that she was lost.

Sitting on a rock and ________ what to do, she began crying. After a while, she ________ to walk along a wide path lined with tall trees and thick bushes. ________ it was getting dark, she saw a small, dark wooden house. She opened the door and ________ stepped in. Suddenly, she heard a strange noise, and she ran out of the door and back to the ________. Cold and tired, she fell asleep near a ________.

The girl’s parents were out and her dog, Laddy, was at home. Laddy sensed that his mistress（女主人）was in ______ He jumped through a window, ______ the glass. He looked in the fields. But he couldn’t find his mistress anywhere. However, from the ground came a ______ scent (气味) as he lowered his head. He ______ the scent and walked across the grassland. Barking(吠叫) ________ into the air, the dog ________ through the woods until he found the ________. But the girl was not there, so he headed back to the woods. Much to his ________, he saw his mistress’ blue shirt in the distance. He ________ over some bushes and saw the little stream (小溪)，where the girl was ________.

When she opened her eyes and ________ her dog standing beside her, the girl said, “you ________ me, Laddy,” and she kissed him several times. Seeing their daughter and dog coming back, the parents burst into tears of ________. That night Laddy had a hero’s supper: a huge meal of steak.

1.A. before    B. since    C. while    D. as

2.A. wondering    B. forgetting    C. remembering    D. knowing

3.A. preferred    B. expected    C. failed    D. decided

4.A. When    B. For    C. If    D. Because

5.A. carelessly    B. carefully    C. hopelessly    D. unwillingly

6.A. trees    B. bushes    C. woods    D. grasses

7.A. stream    B. rock    C. tree    D. house

8.A. prison    B. danger    C. peace    D. charge

9.A. rubbing    B. breaking    C. mopping    D. protecting

10.A. terrible    B. strange    C. pleasant    D. familiar

11.A. missed    B. discovered    C. followed    D. ignored

12.A. calmly    B. loudly    C. happily    D. swiftly

13.A. searched    B. visited    C. lived    D. travelled

14.A. window    B. girl    C. house    D. hero

15.A. surprise    B. sadness    C. disappointment    D. delight（高兴）

16.A. jumped    B. climbed    C. walked    D. flew

17.A. awake    B. active    C. shocked    D. asleep

18.A. knew    B. watched    C. looked    D. saw

19.A. upset    B. harmed    C. rescued    D. frightened

20.A. pain    B. shock    C. sorrow（悲痛）    D. relief