Visitors to the dry, hot Sonoran Desert of the southern Arizona and northern Mexico are amazed at the many－armed giants. They are the saguaro cacti ( 树形仙人掌 ),

　　which gives the landscape its

　　__1__

　　appearance. In the dry desert the saguaro cacti can live for more than 200 years，grow to a

　　__2__

　　of 60 feet，and have as many as 50 arms.

　　More __3__， the saguaro cacti still persist despite the unbearable desert climate. Those that have grown to old age have

　　__4__

　　droughts, freezes, flash floods, and bush fires as well as the

　　__5__

　　caused by groups of rats that eat their seedlings(秧苗). Like all other desert

　　__6____7__

　　water through their long roots.

　　Naturally，the great saguaro cacti are a(n)

　　__8__

　　part of the desert life. Actually the giants may be

　　___9__

　　to many animals, including woodpeckers, owls, doves, bats and insects. In addition，after a saguaro

　　__10__

　　the age of 50 or so, cold－resistant flowers

　　__11__

　　at the top of the plants once a year.These flowers

　　___12__

　　birds, __13__

　　the splendid saguaros are plentiful in the Southwest, they are unfortunately

【2017届高考英语一轮复习专题强化训练：专题4 完形填空 专题强化训练（含解析）】相关文章：

★ 湖南省长沙县实验中学2016届高三英语二轮复习书面表达复习重点话题指导专题04 传统文化话题指导（学生版）

★ 湖南省岳阳市2014高考英语一轮单项选择训练题（6）及答案

★ 天津市武清区杨村第四中学2016届高考英语一轮复习语法专题二《倒装句专练》课件外研版

★ 2017高考四川省广安市英语阅读理解一轮系列训练：19（含解析）

★ 【北师大版】2014届高考英语一轮复习指导课时作业：Unit 6 A卷 Word版含解析

★ 2017届高考英语二轮复习课时训练：8（含解析）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (33)

★ 2017高考四川省广安市英语阅读理解一轮系列训练：1（含解析）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (36)

★ 湖南省长沙县实验中学2016届高三英语二轮复习书面表达复习重点话题指导专题21 语言学习话题指导（教师版）