完形填空。 One day Daddy and I went out for a walk. On the way we 1 a lot of people. We went up and 2 a look. Oh, dear! 3 did we see? There 4 a donkey (驴) in the middle of the road. It would not move. The cars and buses could not get past. Then a policeman came. ' 5 donkey is this?' he asked. 'It's mine,' said a farmer, 'but I 6 move it.' The policeman and the farmer did 7 best to move the donkey, but it would not move. We laughed, but the 8 of the cars and the buses were worried. 'We can't move the donkey,' the farmer and the policeman said. 'What shall we do?' 'Give him a carrot,' my father said. ' 9 a good idea!' said the farmer. Soon he found a carrot and showed it to the donkey. When the donkey saw a carrot, it jumped up and walked after the farmer. 10 the cars and buses could get past at last. (     )1. A. saw (     )2. A. enjoyed (     )3. A. When (     )4. A. is (     )5. A. Who (     )6. A. can (     )7. A. his (     )8. A. drivers (     )9. A. He's (     )10. A. Some of B. looked B. had B. Where B. was B. Who's B. can't B. her B. workers B. She's B. Little of C. looked for C. played C. What C. has C. Which's C. could C. their C. riders C. Which is C. All D. watched D. gave D. Which D. had D. Whose D. wasn't D. its D. teachers D. That's D. Few of