听下面一段长对话，回答小题。
【小题1】Where has the man travelled with his parents?

A．China.

B．Thailand.

C．Mexico.

【小题2】What makes the woman’s parents’ travel easier?

A．Smartphone apps.

B．Travel brochures.

C．Friendly local guides.

【小题3】What are the speakers mainly talking about?

A．Their parents.

B．Different cities.

C．A travel plan.

【小题4】What will the man do this summer vacation?

A．Work hard to ear extra money.

B．Explore tourist attractions.

C．Have a rest at home.