完形填空。 One day Mark Twain was invited to __ 1_ _ a talk in a small town, He met a young man, one of his friends. The young man said that he had an uncle, his uncle __ 2 __ laughed or smiled. 'you bring your uncle to my talk tonight,' said Mark Twain. 'I'm sure I can make him laugh.'That evening the young man and his uncle sat __ 3 __ the front. Mark Twain told several funny stories. __4 __ made everyone in the room laugh. But the old man never __ 5 __ smiled. Mark Twain told __ 6 __ funny stories, but the old man still kept __ 7 __. Finally, he stopped. He felt very tired and gave up.__ 8__ later, Mark Twain told a friend of his about __9__ had happened, 'Oh', said his friend, 'I know that old man. He has been _ 10 __ for years.' (     ) 1. A. give (     ) 2. A. often (     ) 3. A. in (     ) 4. A. those (     ) 5. A. even (     ) 6. A. most (     ) 7. A. quietly (     ) 8. A. these days (     ) 9. A. which (     ) 10. A. foolish B. send B. sometimes B. with B. this B. ever B. more B. quite B. some days B. how B. deaf(聋) C. make C. never C. on C. these C. still C. much C. quiet C. other days C. what C. blind D. work D. always D. at D. that D. yet D. the most D. laughing D. those days D. that D. dead