小题1:B
小题2:D
小题3:C
小题4:A
小题5:B
小题1:细节理解题，根据文中语句“Americans call vans motor homes.”理解可知。
小题2:细节理解题，根据文中语句“This made them sell a second car and buy a van.”理解可知。
小题3:理解归纳题，根据文中语句理解可知。
小题4:细节理解题，根据文中语句“A motor home is always used for holidays.”理解可知。
小题5:细节理解题，根据文中语句“All the members of a big family can enjoy a happier life when they are traveling together.”理解可知。