21．According to the passage, which of the following is increasingly dangerous to sea creatures?

　　A．The sound of cars.　

　　B．The sound of voices.

　　C．Man­made noise pollution. D．The sound of steps.

　　答案：C　细节理解题。由第一段Some scientists say that animals in the oceans are increasingly threatened by noise pollution caused by human beings. 可知噪音污染引起了海洋生物的危险，故选C。

　　22．According to the passage, natural sounds include all of the following EXCEPT________.

　　A．sounds made by animals themselves

　　B．ocean drilling

　　C．underwater earthquakes

　　D．the breaking of ice fields

　　答案：B　细节理解题。由第二段These sounds include the breaking of ice fields, underwater earthquakes, and sounds made by animals themselves. 可知ocean drilling不是自然的声音，故选B。

　　23．Which of the following is true of whales？

　　A．They won't be confused by noises.

　　B．They are deaf to noises.

　　C．Their ability to reproduce will be lowered by high­level noises.

　　D．Their hearing will be damaged by high­level noises.

　　答案：D　推理判断题。根据第六段The research team found that powerful underwater explosions were causing whales in the area to lose their hearing.可知水下巨大的爆炸声会使鲸失去听力，故选D。

【（七省专用）2016届高考英语一轮复习综合技能测试外研版必修8】相关文章：

★ 2017年高考英语二轮复习精品资料：专题15 完形填空（教学案）（原卷版）

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修8 unit3《Inventors and inventions》

★ 【北师大版】2014届高考英语一轮复习指导课时作业：Unit 5 A卷 Word版含解析

★ 四川省2016届高考英语一轮复习课时作业（31） Module1 Small Talk 外研版选修6

★ 【人教版】2014届高考英语一轮复习指导考点针对练：必修1 unit1《Friendship》

★ 四川省2016届高考英语一轮复习课时作业（44） Module 2 The Renaissance 外研版选修8

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (75)

★ 安徽省淮南市2014高考英语一轮单项选择及文章训练（9）及答案

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修8 unit2《Cloning》

★ 总结2016年有效进行高考英语复习的方法