摘要
One day Andrew and his dog Rocky went for a walk.They walked and walked.After a little while,they walked past a big tree.Poof(噗)!Rocky became a robot dog."Woof,woof,"barked Rocky the robot dog."What is going on?"asked Andrew."Who turned my dog into a robot dog?"
One day Andrew and his dog Rocky went for a walk.They walked and walked.After a little while,they walked past a big tree.Poof（噗）!Rocky became a robot dog.＂Woof,woof,＂barked Rocky the robot dog.＂What is going on？＂asked Andrew.＂Who turned my dog into a robot dog？＂
