2019精品广州版英语五上11课件化学

游戏化教学是一种将游戏元素和机 制融入教学过程中的教学方法。
在该课程中，教师会设计一些英语游 戏和竞赛，例如单词接龙、英语谜语 等，让学生在游戏中学习和运用英语 ，增加学习的趣味性和挑战性。
Group discussion method
小组讨论教学法是一种让学生分组进行讨论和合作的学习 方法。
在该课程中，教师会将学生分成小组，让学生围绕某个主 题进行讨论和合作，例如讨论未来理想的生活方式、合作 编写英语短剧等，通过小组讨论和合作，培养学生的合作 精神和英语表达能力。
Difficulty level
The materials are designed to gradually increase in difficulty, allowing students to progressively挑战自己 的听力理解能力。
Additional resources
Supplementary listening activities and exercises are provided to reinforce learning and improve retention.
04
Practical
It provides examples and scenarios to help students apply what they have learned to real-life situations, enhancing their ability to understand and cope with life challenges.
Grammar guidance
01 02 03 04
语法解析
本单元将深入解析英语的基本语法规则，如名词、动词、形容词的用 法等，帮助学生更好地理解英语语言结构。

What happened?
polluted water
flood
Look and discuss polluted water
What colour is the water? Is the water clean? What happened?
Polluted water makes our life terrible.
Smart ears
_T_h__e Dai people in Yunnan, China, have a “Water Festival”. Brothers and sisters gather together to welcome __t_h_e_i_r_ New Year. _T__h_e_n_, ___th__e_ypour water at each other. How exciting!
Water is __a_m__a_z_i_n_g_. It comes from everywhere over the world. It comes from the … Water can flow and fly in the water cycle. We can make dirty water clean by water treatment.
Water makes our life __e_x_c_i_ti_n_g_. The Dai people in Yunnan, China, have a “Water Festival”. They pour water at each other.
Water is ___u_s_e_f_u_l _ in our life. But, sometimes water can make our life ___t_e_r_ri_b_l_e_. Fish can’t live in polluted water. The flood flushes away our cars and houses. Many people die in the flood.

怎样制备 无水乙醇
5、醇的化学性质——与乙醇相似
布置作业 P.55 1、2、3
•
1．城市发展论坛的与会专家普遍认为 ：我国 城镇化 研究主 要集中 在预测 城镇化 速度和 趋势上 ，而对 城镇化 过程中 公共政 策的负 面影响 则明显 被忽视 。
•
2． 这个高台光滑突兀，陡峭高矗，十分危 险。听 老人们 说，这 个高台 从来就 没行人 能上去 过，上 去的人 从来就 没有能 活着回 来的。
注意事项：1）反应温度：170℃ 2）加碎②瓷①片
3）V乙醇:V浓硫酸=1:3 4）④检查气密性
可能产生的现象分析
③
题外话：分子间脱水
2CH3CH2-OH浓14H02℃SO4CH3CH2-O-CH2CH3+H2O 3）乙醇与氢卤酸的取代反应
2CH3CH2-OH+HBr △ CH3CH2Br+H2O 4）乙醇的氧化反应
第三章 烃的含氧衍生物
第一节 醇和酚(1)
教学目标:
1.掌握乙醇的主要化学性质 2.掌握乙醇 的工业制法和用 途 3.了解醇的分类和命名 4.了解醇类的一般通性和典型 醇的用途 重点: 乙醇的化学性质

1.什么叫烃的衍生物? 如果烃分子中的氢 原子被-OH取代产物是什么? 2.溴乙烷在氢氧化钠水溶液中加热生成?
多元醇 ：如乙二醇、丙三醇等
2、同系物的物理性质比较：P.49思考交流
表3-1图 沸点/℃
表3-2图 沸点/℃
●
100 醇
●
50
0 30
-50 烷
-100 ●
●
● 氢键 200
氢键数
● ●
目增多
150 乙？醇
●
丙？醇

And it is very dry, too. So we like to play outdoors.
And what about October? How is the weather in October?
Let’s recite: In October it’s very windy and cool.
It’s …
today
Sunday
Saturday
sunny
hot
Friday
Monday
cold Tuesday
Thursday
Wednesday
Hale Waihona Puke foggywindy
• A: What’s the weather like in_A_u__g_u_s__t? • B: It is h_o_t_a_n__d d__ry in _ Au_g__u_s_t__.
We all wear hats and coats. I hope I can visit England some day.
Try more.
It is so _c_lo_u_d_y_ today. It will _r_a_in__ soon. In Guangzhou the weather here is always ve_r_y__ _w_e_t___ in April. In England it is usually very _s_u_n_n_y_ and _w_a_r_m___ in April. And it is very _d_r_y__, too. Children in England like to play _o_u_t_do_o_r_s_. In October it’s very _w_in_d_y_ and _co_o_l__. They all _w_e_a_r __ hats and coats.