Ⅰ.单词拼写
1．Earthquake is a kind of natural ________ (灾难), which often results in many people being injured or killed.
2．Charities appealed for donations of food and clothing for victims of the ________ (飓风)．
3．An active volcano could ________ (喷发) at any time!
4．We ________ (立刻) come to the rescue if any problems happen.
5．Before some of you rush off on holiday, I do have one rather important ________ (通告)．
6．The effect of rainfall on ________ (滑坡) is a widely discussed topic.
7．In a world that warms up by 3 ℃， it found that multiple changes to the colour of the oceans would ________ (发生)．
