阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填人一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为16 ~ 25的相应位置上。
As a child, I was always out exploring my local area, whether swimming at the beaches or hiking through the bush. Australia’s outdoor lifestyle had me hooked on adventure and nature. I always wanted to explore 16 else was out there. Going on family holidays to many of the East Coast beach towns was always 17 fun adventure into the 18 (know). I came to love the beauty of world, and began to recognize just 19 much the planet had to offer, even 20 my experience of it was only in my backyard.
Also, Australia is very remote and detached from the rest of the world. 21 (Europe) often drive into other countries for 22 summer vacations. We never had that luxury and international travel seemed all the more exotic and 23 (adventure) to me. Very often, we 24 (expose) to other countries through TV and movies, 25 I wanted to experience it for myself.
