For hours they__11__uphill experiencing the enduring heat, thick bushes, and black flies. __12__， in the late afternoon they found themselves at the __13__ of a mountain successfully. They were exhausted but __14__.

　　The feeling was short­lived, however. When they looked across the valley, they __15__ another higher mountain. They had climbed the __16__ one! It was too __17__ that weekend to correct their error. They had to __18__another four months to climb the right mountain.

　　This story __19__us a good lesson. Often in life we put in a great effort to reach a goal. But without the right “map” and “compass”， it is __20__ to get “lost”．

　　1．A. goes through

　　B. consists of

　　C. relies on

　　D. connects to

　　2．A. special

　　B. similar

　　C. normal

　　D. general

　　3．A. describes

　　B. draws

　　C. observes

　　D. climbs

　　4．A. while

　　B. since

　　C. because

　　D. unless

　　5．A. paths

　　B. rivers

　　C. views

　　D. avenues

　　6．A. occupied

　　B. left

　　C. deserted

　　D. missed

　　7．A. interesting

【2017届高考英语一轮复习课时训练：Unit 21 Human Biology】相关文章：

★ 2014届高考英语一轮复习课时作业(四)必修1Module 4《A Social Survey—My Neighbourhood》（外研版）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (15)

★ 【课堂新坐标】2017届高考英语（通用版）二轮复习短文改错专题训练：考法1 词法错误（含解析）

★ 2017届江苏省淮安市新马中学高考牛津译林版英语一轮复习活动单：模块7 unit 3《The World online》

★ 2017高考四川省广安市英语阅读理解一轮系列训练：24（含解析）

★ 安徽省淮南市2014高考英语一轮单项选择及文章训练（17）及答案

★ 【课堂新坐标】2017届高考英语（通用版）二轮复习书面表达专题训练：Ⅱ卷强化增分练 训练2（含解析）

★ 四川省2016届高考英语一轮复习课时作业（37） Module 1 Basketball 外研版选修8

★ 2017届高考英语二轮复习课时训练：20（含解析）

★ 2014届高考英语一轮复习课时作业(四十二)选修7Module 6《The Worlds Cultural Heritage》（外研版）