聽對話，回答小題。
（1）When is the talk given？
A.In late spring.
B.In late summer.
C.In early autumn.
（2）How can people keep the suitcases safe？
A.By making sure the suitcases are hard to be taken.
B.By buying suitcases with safety locks.
C.By using plain suitcases.
（3）What can people do when travelling with young children？
A.Buy a small bag for them.
B.Put some sweets in their pockets.
C.Let them pack the toys themselves.
（4）What does the speaker recommend sending to friends？
A.Letters.
B.Photographs.
C.Postcards.