18.
(A) It costs less to buy tickets on the Internet.
(B) People must pay the full ticket price for a pet.
(C) Tickets are more expensive in the high season.
(D) People save 10% if they buy two tickets for the same line.
答案
A
文中提到「Save 10% if you buy tickets on the Internet」，網購票更便宜，選A。
