sightings 目击、看见(罕见或珍贵的事物或现象)
commas 白钩蛱蝶
red admirals 优红蛱蝶
green-veined whites 暗脉菜粉蝶
测验 请听报道并回答下列问题。
1. Why do tens of thousands of people take part in The Big Butterfly Count?
2. In which year did the project start running?
3. True or false? The drop in the number of butterflies was across all species.
4. Which word in the text means ‘chemicals used to kill harmful insects’?
答案 1. Why do tens of thousands of people take part in The Big Butterfly Count?
They take part in The Big Butterfly Count to help experts chart the fortunes of common species.
2. In which year did the project start running?
The project began in 2010.
3. True or false? The drop in the number of butterflies was across all species.
False. Some species, such as red admirals and green-veined whites, were doing well.
4. Which word in the text means ‘chemical products used to kill harmful insects’?
Pesticides.
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2019-11-15
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