Directions:In this section of the test,there are ten paragraphs.Each of the paragraphs is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph.Spell out the missing letters of the word on your Answer Sheet.
Paragraph Seven
Global temperatures are rising and glaciers are melting worldwide.The melting creates feebly dammed glacial lakes that can violently burst.The resulting floods can devastate downstream communities.Many people live in the shadows of a glacier,especially in the Himalayas,the Andes and in the Swiss Alps. According to a recent study,glacial floods have killed over 12,000 people worldwide.
42.One natural h______ related to the melting of glaciers.
【正确答案】：hazard
