完形填空。 A long time ago in India, there was a young king and a wise man who was the king's friend. This king was a good man, 1 he talked too much. In fact, sometimes the king could not stop talking. The wise man thought, 'I must 2 the king talk less. But how?' There was a lake not 3 from the palace. A tortoise and two birds lived near the lake, and they were 4 good friends. One day, the birds said to the tortoise, ' 5 are going to a beautiful mountain tomorrow. 6 you like to come with us?' The tortoise answered, ' 7 can I go with you? I can't fly.' 'We can take you,' the birds said. 'Hold a stick in your mouth, and we'll carry the stick between us.' 'Thank you. You're very 8 , 'said the exited tortoise. 'Bite on (咬住) the stick,and don't 9 . If you open your mouth, you'll fall,' the birds said. The next day, the king and the wise man saw the two 10 in the sky. 'Look!' said the king. 'Those birds are carrying 11 ! What is it?' The tortoise heard this and wanted to say. 'I'm a tortoise! I'm flying!' He opened his mouth to say it, and 12 the ground. 'It's a dead tortoise!' said the 13 . 'Why did it fall from the sky?' The wise man answered, 'This talkative tortoise couldn't hold onto the stick 14 it couldn't keep its mouth shut. Great King, this shows us how bad it is to talk 15 .' The king said, 'I understand you, my friend.' And after that he became a wiser and less talkative king. (     )1. A. but (     )2. A. hear (     )3. A. in front (     )4. A. either (     )5. A. You (     )6. A. Should (     )7. A. How (     )8. A. polite (     )9. A. jump (     )10. A. Indians (     )11. A. nothing (     )12. A. fell to (     )13. A. king (     )14. A. so (     )15. A. a little B. and B. help B. far away B. both B. They B. Would B. What B. lucky B. fly B. tortoises B. anything B. flew over B. wise man B. because B. too much C. or C. watch C. near C. all C. People C. Could C. When C. happy C. talk C. birds C. something C. ran away C. tortoise C. whether C. too many D. so D. see D. behind D. neither D. We D. Might D. Where D. kind D. climb D. friends D. everything D. walked on D. birds D. though D. a bit