试题题干
There have been nine major occurrences of（） in Australia since 1788 due to its location and geographical features.
参考答案
正确答案：
试题解析
Drought is a fact of life in Australia. There have been nine major droughts since European colonization in 1788.
本题考查澳大利亚的自然灾害，自1788年欧洲殖民以来，澳大利亚已经有九次重大旱灾事件了。