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  3. Cigarettes can seriously damage your countryside. Fanned by 112km/h Santa Ana winds, fire swept across 4,250 hectares near the m

Cigarettes can seriously damage your countryside. Fanned by 112km/h Santa Ana winds, fire swept across 4,250 hectares near the m

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问题     Cigarettes can seriously damage your countryside. Fanned by 112km/h Santa Ana winds, fire swept across 4,250 hectares near the mountain community of Alpine, California. More than 650 people were (1)_____ immediately from their homes. As 800 firefighters (2)_____ to control the conflagration (a large, destructive fire 大火), (3)_____ of smoke (4)_____ over 9,000m and sent clouds of (5)_____ drifting across San Diego, nearly 50km away. A (6)_____ of air tankers (a cargo plane carrying water or fuel 运送水或燃料的飞机) and helicopters (7)_____ water and fire-retarding (8)_____ over the area. Firefighters believe the (9)_____ was started by a (10)_____ discarded cigarette. California, (11)_____ raining at this time of year, had only 1mm of precipitation (rain; a quantity of rain in a specific area at a specific time) in December, making (12)_____ the state’s (13)_____ winter month in 70 years. In the 1970’s (14)_____ homes and ranches in the mountains near Alpine were (15)_____ by wildfire. After that (16)_____ resident Mary Titus wrote herself (17)_____ about what to do, should another fire (18)_____ force her to flee. "I had a list of (19)_____ I could take if I had five minutes and a list of what I could take if I had 30 minutes." She said, "I had 30 minutes, I was (20)_____ "
选项 A、chemicals
B、substance
C、chemistry
D、element
答案A
解析 词汇辨析。chemicals化学药品；substance物质，实质；chemistry化学(作用)；element元件，元素。根据文章内容，投放到火灾区的只能是化学药品，只有它能缓解火势，因此选chemicals。
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