题目

Jon Steward, a 10-year-old boy with autism(自闭症), came home from Cumberland Head Elementary School in Plattsburgh, New York, on April 7 more excited than ever. To celebrate National Poetry Month, his fifth-grade teacher asked her students to write a poem about themselves, beginning every sentence with 'I am'.Jon couldn't wait to start writing, so he sat down and didn't look up until it was finished. A few hours later, he showed the poem to his parents, who immediately got chock up.'I am odd. I am new, ' Jon wrote in the poem. 'I wonder if you are too. I hear voices in the air. I see you d计划修建的成昆高铁，成都至攀枝花段图上距离为3厘米，实地距离为600千米。该图的比例尺为A、1︰200 B、1︰600 C、1︰20 000 000 D、1︰200 000