21.electronic adj.电子的→electric adj.电的；电动的→electrical adj.电的；电气科学的

　　22.specialist n．专家→special adj.专门的；特殊的

　　23.poison n．毒药；毒物→poisonous adj.有毒的

　　24.permit vt.允许；准许；许可→permission n．允许；准许

　　25.declare vt.宣告；宣布→declaration n．宣布

　　26.exploration n．检测；探险→explore vt.探测，探险 用所给词的适当形式填空1.Having survived starvation (starve), we're beginning to live happily.

　　2.The leaves of certain trees are poisonous (poison) to cattle.

　　3.The use of certain chemicals has now been declared (declaration) illegal.

　　4.The professor is a specialist (special) of studying a criminal's psychology.

　　5.We are trying to assess how well the system works and the assessment will be subscribed to the committee.(assess)

　　6.With the development of technology,_this kind of technique is quite popular, for there are many technical training centers of this kind. (technology)

　　7.In our school, the students are not permitted to use phones and without permission they can't leave school during weekdays.(permit)

　　8.As an assistant,_he assisted the professor in carrying out the project.And without his assistance,_it couldn't be completed on time. (assist)

【2017届高考英语一轮复习必备单词素材：Unit 20 New Frontiers（北师大版）】相关文章：

★ 2017届高考英语二轮复习书面表达限时测验：6（含解析）

★ 【北京专用】2014届高考英语一轮复习方案课时作业：选修7 Unit 4 Sharing

★ 【北师大版】2014届高考英语一轮复习指导课时作业：Unit 2 B卷 Word版含解析

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (6)

★ （安徽专用）2014届高考英语一轮复习方案 作业手册（24）模块8 《Unit 24 Society》（含解析） 北师大版必修1

★ 四川省2016届高考英语一轮复习课时作业（38） Module 2 Highlights of My Senior Year 外研版选修8

★ 河南省商丘市第三高级中学2013届高考英语第二轮专项复习《名词》教学设计（一）

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (79)

★ 2013高考英语听力提升素材

★ 2017届高考英语二轮复习课时训练：21（含解析）