岩溶及富水破碎断层隧道，超前地质预报应采用以（）为主的综合方法。
题型：填空题
问题：
岩溶及富水破碎断层隧道，超前地质预报应采用以（）为主的综合方法。
题型：填空题
根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。
When some plates of the earth move suddenly, an earthquake happens. __61__ Earthquakes may happen anywhere on the earth. They often happen near mountains.
During an earthquake, the shakings make rocks rise suddenly and even crakes（裂缝）open. __62__ And sometimes whole villages or cities are destroyed.
__63__ Scientists have studied earthquakes and made maps that show the “earthquake belt”__64__ In these areas we can build strong houses to fight against earthquakes.
__65__ They can also tell people what to do and how to do it.
