1. When First World War broke out, Tom and his family went from Germany to United States.

　　2. Mary has just started going to school; her brother is at college.

　　3. A: I'd like to see Mr. Green, please?
　　　 B: We have two Mr. Greens. Do you mean Mr. Green who works in the department office or other Mr. Green?

　　4. There will always be conflict between old and young.

　　5. Young people want change but old people want things to stay same.

　　6. There was accident between a car and a cyclist at crossroads near our school late in the afternoon.

　　7. The cyclist was taken to hospital by an ambulance. The witnesses say that car was going at 80 miles hour.