A new tropical storm has formed in the Caribbean, matching a 72-year-old record for the highest number of Atlantic storms in a s

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问题     A new tropical storm has formed in the Caribbean, matching a 72-year-old record for the highest number of Atlantic storms in a single season. Tropical Storm Wilma is the 21st【B1】______storm of the 2005 season and is【B2】______to become a hurricane be- fore heading to Mexico’s Yucatan peninsula and possibly the battered U. S. Gulf【B3】______by the end of the week.
    The last time this many storms【B4】______since record-keeping began 154 years ago was in 1933. If Wilma does turn into the season’s 12th hurricane it would also【B5】______a 1969 record of the most hurricanes in one term.
    Reeling from the【B6】______effects of Katrina, Rita, and Dennis, the residents of the Gulf Coast are【B7】______Wilma stays away. Hurricane Katrina, which hit on August 29, killed more than 1,240 people and is expected to cause more than $ 34 billion in【B8】______losses.
    【B9】______. Scientists say the cause of the increase is a rise in ocean temperatures and a decrease in the amount of disruptive vertical wind shear that splits hurricanes apart.【B10】______.【B11】______. They say the conditions are similar to those when the Atlantic was last in a period of high activity in the 1950s and 60s.
【B10】

选项

答案Some researchers argue that global warming promoted by man’s generation of greenhouse gases is the reason.

解析 此题考查听单句的能力,splits hurricanes apart.为所听句子的标志性信号词。split apart.指‘把什么撕开’,culprit在这里指‘导致飓风的最魁祸首。此题难度较大,要抓住句子主干,对于较难的词promote要注意其拼写。
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