聽材料，回答以下小題。
（1）What did Robert's father do after the war started？
A.He became a doctor.
B.He joined the army.
C.He did business.
（2）What did the government ask children to do in 1941？
A.Stay in the countryside.
B.Live with their family.
C.Learn to do farm work.
（3）Who met Robert at the station？
A.His older sister.
B.His mother.
C.A farmer.
（4）Who is the speaker mainly talking about？
A.A businessman.
B.Two kids.
C.A nurse.