听短文。 1. Many American children do some work when they are _____. A. happy B. healthy C. free 2. People will give the kids some _____ after they help them. A. training B. money C. information 3. The children send newspapers to each house _____. A. by  bus B. on foot C. by bike 4. It's really _____ to send newspapers in winter. A. difficult B. exciting C. boring 5. When kids are older, they can get a job at a _____. A. cinema B. restaurant C. market