阅读理解;根据表格短文内容,从A、B、C、D四个选项中选择一个最佳答案。 TV PROGRAMMES Channel 1Channel 2 18:00 Around China 18:30 Children’s programme 19:00 News 19:30 Weather report 19:40 Around the world 20:10 TV play: Sisters 21:00 English for today 21:15 Popular music 21:55 Talk show17:45 Computers today 18:10 Foreign arts 18:30 English classroom 19:00 Animal world 19:25 China’99 20:20 Sports 21:00 TV play: Guo Lanying 21:45 English news 22:06 On TV next week 1. If you want to watch a football game, the best programm若2m+n2m-n=5,则2m+n2m-n-10(2m-n)3(2m+n)的值为( )A.413B.353C.0D.与m,n的取值无关