18)My sister who lives in San Francisco<u><em>, </em></u> is a chemist!
19)My sister who is a doctor , lives in London!
The story Old Yeller by Fred Gipson is a realistic fiction book. It tells about a fourteen year old boy named Travis who was left in charge of his family and the farm while his papa was away on a cattle drive. One day an old yeller dog shows up and steals some meat and wrecks the fence.
Service is being an active helper in the community and taking action that can be of benefit.