谈论去国外旅行的准备工作 — 英语选择题
题目
Ben is going to travel to Australia next month. Which thing should he prepare FIRST before the trip? (去国外旅行前，最先应该准备的哪一项？)
A. Buy a passport and a plane ticket.
B. Swim in the sea.
C. Eat Australian food.
D. Take photos of kangaroos.