Butterfly numbers drop a mystery, say experts 英国蝴蝶数量下降现象令专家费解_BBC

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.

【Butterfly numbers drop a mystery, say experts 英国蝴蝶数量下降现象令专家费解】相关文章：

12显示全文

BBC 最新: HIV life expectancy 'near normal' thanks to new drugs 研究发现新药物可使艾滋病毒携带者预期寿命“接近正常”
2019-11-15; 和“英式下午茶”有关的英语表达
2019-11-15; The power of colour 色彩的魅力
2019-11-15; All over the shop 到处都是
2019-11-15; Statins and 105-year-old worker 他汀类药物测试、仍坚持工作的105岁老人
2019-11-15; Perpendicular 和 vertical 的区别
2019-11-15

网友关注: 雅思口语中考生常踩的地雷阵; 雅思口语天天练：“睡觉”和“睡眠问题”的表达; 雅思口语加分短句20句; 雅思口语话题范文：name; 雅思口语素材：《越狱》经典台词; 雅思口语素材：《尼基塔》经典台词; 雅思口语话题练习：photograph; 剑桥雅思八雅思口语真题解析（Test 2）; 雅思口语话题范文：主持人; 雅思口语天天练：生活中的口语表达