新人教版英语高二下module8unit2cloning之二内容摘要:
rd the news that their team had won. 此句可以变为一个表语从句 : The news was that their team had won. 练习 1. Two fifths of all girls in America are on a diet./The fact worries their parents and teachers a lot. The fact that two fifths of all girls in America are on a diet worries their parents and teachers a lot. 把下面两个句子连成一个含同位语从句的复合句。 2. The Queen of England was on a fourday visit in China./We heard the news last night. We heard the news last night that the Queen of England was on a fourday visit in china. 3. Teenagers shouldn’t spend too much time online. /Many Chinese parents hold the view. Many Chinese parents hold the view that teenagers shouldn’t spend too much time online. 4. Time travel is possible./We have no scientific proof for the idea. We have no scientific proof for the idea that time travel is possible. 5. Students should be given more free time./The suggestion is weled by many people. The suggestion that students should be given more free time is weled by many people. 6. We don’t think you two have met before. 我们想你们两位以前没有见过面。 (宾语从句 ) 翻译句子 ,并说明这个名词性从句的作用。 7. It is certain that John will do well in his exam. 约翰肯定会考好。 (主语从句 ) 8. Whether they are ing or not don’t matter too much. 他们来不来无关紧要。 (主语从句 ) 9. Now is when we need him most. 现在是我们最需要他的时候。 (表语从句 ) 10. I have no idea how she got through the forest. 我不知道她是如何穿过那个森林的。 (同位语从句 ) 11. The fact that they won the prize made us happy. 他们获奖的事实令我们高兴。 (同位语从句 ) 用适当的连接代词或连接副词填空。 12. I can’t decide _____ book I should buy. 13. China is no longer ____ it used to be. 14. I am very interested in ____ he improved his English in such a short time. 15. ____ we need is more money. which what how What 16. The truth ___ the earth turns around the sun is known to us. 17. _____ and _____ we will meet has not been decided yet. that When where 用名词性从句完成下列句子。 18. The news ___________________________ ___________________________ (她通过了高考 ) is exciting. 19. Mike made a promise ___________________________ _______ (他将帮助我学习英语 ) that she has passed the national college entrance examination that he would help me with my English. 指出划线部分是什么从句。 20. The fact that Great Britain is made up three countries is known to us. 21. The continent that consists of two countries is developing very fast. (同位语从句 ) (定语从句 ) 22. The news that。新人教版英语高二下module8unit2cloning之二
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119 4930 101 密度 小 大 熔沸点 低 高 一、卤素单质的物理性质 2F2+ 2H2O = 4HF+ O2 Cl2 + H2O HCl+ HClO 反应越来越难 (能反应) (很弱) (极弱) (很剧烈) 卤素单质与水的反应 相似性: X2 + H2O HX+ HXO ( X = Cl、 Br、 I) 递变性: 与水反应的能力依次渐弱 F2的特殊性 Br2+ H2O HBr +
身产生的热就可以维持反应持续进行下去,在短时间释放巨大的能量,这就是聚变引起的核爆炸。 说明: ( 1)热核反应在宇宙中 时时刻刻地进行着,太阳和很多恒星的内部温度高达 107 K 以上,因而在 那里进行着激烈的热核反应,不断向外界释放着巨大的能量。 太阳每秒释放的能量 约为 1026 J,地球只接受了其中的二十亿分之一。 太阳在“核燃烧”的过程中“体重”不断减轻。 它每秒有7亿吨原子核参与碰撞
4、大的标有中英文的挂历,呈现要学习的内容:日期。 ) 1a)教学 12 个月份。 首先听磁带朗读,让学生一边听,一边发现月份的书写及读音规律,即:每个首字母大写,1和 8 月重音在第一个音节上,其它的都在第二个音节上。 然后在以儿童常用的吟唱(方法让学生上口,帮助学生记忆,具体如下:一月一月, 二月二月, 三月三月, 四月四月, 五月五月, 六月六月,七月七月, 八月八月, 月九月, 十月十月
的炕癌。 华北地区食管癌患者中有 50% 73%有喜欢热食的习惯。 物理致癌因子 5. 4苯并芘是煤焦油中的主要致癌成分,存在于吸烟时烟草燃烧的烟雾、工厂的煤烟、汽车的尾气等。 近几十年来,肺癌的发病率增加。 ,很可能和人们吸入了大量的上述气体有关。 化学致癌因子 6.有人用砷酸钠治疗皮肤病后,出现 局部色素增加,过度角化,最后发展为 皮肤癌,砷是迄今发现的唯一使人致癌 而不使动物致癌的物质。
( 2)这就要求我们要处理整体与部分关系时,树立 全局观念 , 着眼于整体。 (方法论) ( 3)材料中庸人只顾治驼,不理会病人生死,违背了这一原理。 (材料) (又如头痛医头,脚痛医脚) 27 一个和尚挑水吃( 2桶水) 28 两个和尚抬水吃( 1桶 4桶) 29 三个和尚没水吃 ( 0桶 6桶) 1+ 1+ 1≠ 3 (3) why 30 一个和尚挑水喝,两个和尚抬水喝,三个和尚没水喝。