The train leaves at 11:00 a.m. and arrives at Shanghai at 7:00 p.m.(改为同义句)It takes 8 hours to go to Shanghai by train.We plan to visit the Great Wall.(改为同义句)Our plan is to visitthe Great Wall.I paid 10 yuan for this pencil-box.(用两种句型改为同义句)I spent 10 yuan on this pencil-box.The pencil-box cost me 10yuan.comfortabl...