“Improving the genetic diversity of conifer specimens and collections in botanical garden，as well as protecting populations of threatened species within their natural range，is part of the work being carried out by the Global Trees Campaign，” said Ms Beech.

　　1．Why are tree experts introducing 12 trees of Christmas?

　　A．To request people not to use trees for decoration.

　　B．To call people's attention to threatened conifers.

　　C．To find ont which tree suits Christmas most.

　　D．To spread the knowledge of diversity.

　　2．What do we know about the species of conifers in the world?

　　A．They need to be protected at once.

　　B．All of them are dying out quickly.

　　C．Nearly one third of them are extinct.

　　D．One third are cut down for Christmas.

　　3．Emily Beech would agree that at Christmas

　　．ery family has tree decorations at home

　　C．everyone can help threatened tree species

　　D．people use social media to communicate with others

　　4．The key to solving the problem will be

　　．planting more trees in nature parks

　　C．not using trees for decoration at home

　　D．promoting the genetic diversity of conifers

　　【解题导语】　环境保护主义者在圣诞节期间向人们介绍了12种针叶树旨在让人们关注一些濒危的针叶树。 1．解析：选B。细节理解题。第一段中的“in a bid to highlight the difficult situation confronting some of the world's threatened conifers”及“tree experts hope the campaign will raise awareness of at­risk species”可知最佳答案为B。2．解析：选A。细节理解题。根据第二段第一句可知如果不马上采取措施约三分之一的针叶树被认为有灭绝的风险。因此最佳答案为A这些针叶树急需保护。3．解析：选C。推理判断题。根据第二段中Emily Beech说的话可知她认为圣诞节期间每个人都会把圣诞树带回家所以这是一个非常好的机会让人们关注濒危的针叶树。4．解析：选D。细节理解题。根据最后一段可知保护针叶树的关键是提高针叶树基因的多样性。阅读填空Five Ways to Be Healthier

【【高考领航】2017届高考英语二复习限时规范练：13（含解析）】相关文章：

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：3（含解析）

★ 2017届高考英语二轮复习课时训练：20（含解析）

★ 2017届高考英语二轮复习课时训练：14（含解析）

★ 2017届高考英语二轮复习课时训练：8（含解析）

★ 2017届高考英语二轮复习课时训练：23（含解析）

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：2（含解析）

★ 【优化方案】2017届高考英语二轮复习全国卷Ⅱ规范练：4（含解析）

★ 2017届高考英语二轮复习课时训练：19（含解析）

★ 2017届高考英语二轮复习课时训练：18（含解析）

★ 2017届高考英语二轮复习课时训练：17（含解析）