(已会词汇，在□内打“√”；欠熟练词汇，多翻阅识记)
①survival □ ②hurricane □
③sandstorm □ ④natural □
⑤volcano □ ⑥snowstorm □
⑦tornado □ ⑧tsunami □
⑨landslide □ ⑩drought □
?fierce □ ?dangerous □
?changeable □ ?terrify □
?panic □ ?worsen □
?victim □ ?catastrophe □
?disappearance □ ?surround □
