题目内容：

When Alice started to cycle home from Jenny’s house, she wasn’t nervous. She was certainly not afraid of the dark.   31  , it was only a 15-minute ride home. But halfway there, she began to wish that she hadn’t been so   32  .

       As she rounded a sharp bend, it suddenly   33   cold — very cold. Alice’s breath became puffs of white cloud and her legs were so cold that it became hard to ride.

      With her heart beating fast, she struggled so hard to move   34   that she didn’t hear the car which suddenly appeared beside her. She stopped by the road. The big black car also   35  . Slowly, the passenger-window began to slide down. Alice held her breath. In the soft light inside the car, something   36  . Then, the light brightened and Alice was staring at a sweet, grey-haired old lady. “Hello, dear,” said the old lady. “I need   37  . I’m afraid I’m lost. I need to find the nearest airport. I must be there in the next five minutes.”

       “Airport? You   38   are lost,” Alice said. “You need to go back five kilometers   39   you reach the T-junction. Turn left and   40   for about another 10 kilometers to the main highway. From there, just follow the   41   to the airport. But I’m afraid there’s no   42   you’ll get there in five minutes!”

       “Thank you very much, dear,” replied the old lady. “Don’t worry — I’ll   43   in time.”

       The   44   moved up and the car started off. A little way ahead, it   45   and with headlights flashing, it drove past Alice. But then, something   46   happened. The car began changing. First, its color   47   from black to silvery-grey. Then, the wheels began disappearing, but the car continued to move forward,   48   just above the ground. As the car   49   into the dark sky, the big red tail-lights grew larger and larger and glowed more and more brightly. With a faint whistling   50  , the car was gone in seconds, leaving Alice shaking her head in disbelief…

1. A. Therefore   B. Besides       C. However   D. Otherwise

2. A. curious     B. excited       C. brave      D. stubborn

3. A. proved       B. seemed       C. fell         D. grew

4. A. forward        B. around           C. aside       D. backward

5. A. stayed        B. stopped      C. arrived           D. started

6. A. gathered     B. moved           C. dropped     D. existed

7. A. help         B. water            C. rest        D. gas

8. A. necessarily  B. certainly     C. basically     D. normally

9. A. if            B. as          C. unless        D. until

10.A. drive         B. march       C. follow     D. walk

11.A. guidance    B. signs       C. notices           D. address

12.A. way          B. room      C. time        D. doubt

13.A. finish it       B. get it       C. make it      D. have it

14.A. wheel       B. window      C. headlight    D. door

15.A. continued   B. rushed     C. turned     D. passed

16.A. sensitive      B. strange       C. imaginable D. horrible

17.A. appeared    B. developed  C. spread     D. faded

18.A. floating       B. rolling           C. drawing     D. flashing

19.A. returned       B. pointed      C. broke      D. rose

20.A. voice        B. tune        C. sound      D. tone