50．What plays the key role in curing cancer according to the passage?

　　A．The chemical—curcumin that can be found in the bright yellow curry spice turmeric

　　B．The doctors that have enough experience.

　　C．The family that has enough money.

　　D．The cancer cells that can digest themselves after the curcumin triggered lethal cell death signals

　　答案　A　[细节理解题。B、C在文章没有涉及，故排除；D项为姜黄素如何杀死癌细胞与问题不符，由第二段的关键词The chemical—curcumin—can可知答案。]

　　51．Dr Lesley Walker thought ________.

　　A．that natural chemicals found in turmeric could be used to treat any cancer.

　　B．this could be a new treatment for oesophageal cancer.

　　C．this could be widely used in treating oesophageal cancer.

　　D．there was the possibility forming the new way for treating oesophageal cancer.

　　答案　D　[细节推断题。由文章的第四段可知答案。]

　　E

　　A teacher of the old school

　　My grandfather was a teacher.He was the headmaster of a school for boys between the ages of thirteen and eighteen.I know that he was a kind and gentle man at heart，because when I was young (and he was old)，he gave me presents and seated me on his knees，and told me stories.But I believe the boys at his school were afraid of him.

【2017届高考英语（重庆专用）二轮精练：必修3 unit5 Canada—“The True North”单元测试】相关文章：

★ 【北京专用】2014届高考英语一轮复习方案课时作业：必修3 Unit 1 Festivals around the world

★ 2017届高考英语二轮复习课时训练：13（含解析）

★ 【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》

★ 【三维设计】2017版（江苏专用）二轮复习练习：必修3 Unit 3《Back to the past》课时跟踪检测A卷（含解析）

★ 【三维设计】2017版（江苏专用）二轮复习练习：必修1 Unit 2《Growing pains》单元检测（含解析）

★ 2014届高考英语一轮复习课时作业(十五)必修3Module 3《The Violence of Nature》（外研版）

★ 【三维设计】2017届高考英语（江苏专用）二轮复习高考单词5大记忆法课件：1.分类记忆法

★ 【三维设计】2017版（江苏专用）二轮复习练习：必修3 Unit 1《The world of our senses》单元检测（含解析）

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修7 unit4《Sharing》

★ 【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：模式1 缺一词（含解析）