题目内容：

Polly never foresaw she would one day be helped by an old, blind man. At 4 o’clock that afternoon, she left work and tried to go home       as usual, but the bus conductor told her there would be no bus     the thick fog. She had to change to a Metro to Park Street, then to her house. It was so     that she felt a bit frightened. On the bus she      that she was being watched by a tall man. Walking in Park Street, she heard footsteps and felt a man’s rough hand brush her face. Her heart was beating with fear.      , when she heard another man’s footsteps, how she wished to run, but         held her still. Much to her joy, this time an old man carrying a stick      out his hand, led her to her street, chatting all the way.

, Polly got to know that the old man was      ! Why do that on such a day? The old man wanted to pay back the help he received when it was sunny. Polly felt so warm.

Everyone needs help and should      the help one receives.

1.A. by bus       B. on foot        C. by car        D. by bike

2.A. in case of     B. according to    C. due to        D. learners

3.A. rainy        B. snowy         C. sunny         D. foggy

4.A. sensed       B. knew          C. understood    D. glanced

5.A. However    B.Therefore       C. Besides       D. Yet

6.A. joy          B. surprise        C. fear          D. excitement

7.A. reached      B. shook          C. waved        D. lifted

8.A. In addition     B. In the end      C. In fact       D. In no time

9.A. deaf         B. foolish          C. dumb        D. blind

10.A. hear of       B. believe in        C. make up     D. pay back