Lesson 25 Let’s Do an Experiment!优质课教案整理

左贡县中学2018-2019学年春季学案

2018级英语组

学案

Lesson25：Let’s do an experiment

时间2019.05.26

主备人：贺陈敖

课时：2

审核：2016级英语组

一、

课标要求：

1、

能连贯、流畅地朗读本课单词、短语、句子。

2、能从文章中找出重点知识，理解大意。

二、学习目标：

1、知识目标：掌握的词汇：experiment、jar、upside、

、pour、correct、scientific、method、raincoat、

force、pressure、conclued及短语

turn…upside down、

pour out、

sicentific method、

take off

2、能力目标：

（1）能听懂，理解新词，词组所表达的句子及会话。

（2）通过阅读课文，能回答提出的问题，熟读并理解短文大意。

（3）能用本课所学单词，词组，语法完成各类练习。（课

时2）

3、情感目标：

(1）敢于开口，表达中不怕出错误。

（2）能对新学内容进行归纳与总结。

（3）通过本课学习，使学生懂得：有了明确的学习目标，学习才有动力，从而帮助学生确定学习目标，增强学生的学习热情和动力。

4、学习重难点：

（1）熟记新单词词组、熟读课文

（2）文中的三句重点

三、预习设计：

Ⅰ. 短语连线

1. 科学方法

A. experiment

2. 涌出

B. correct 3. 把..拿开

C. pour out 4.把…翻转

D. scientific method 5. 实验

E. turn…upside down

6. 正确的

F. take off Ⅱ. 句型展示

1. 让我们一起来做实验吧！

Let’s do an

.

2. 把桶里的剩水倒出来。 _____

_____ the water left in the bucket. 3. 第三部分提出了科学方法教育的方式和基本途径。

The third part of the_____

_____ by means of education and basic way. 4. 你不能颠倒事实。

1

You can’t _____ the facts_____

_____ 5. 我们终于在11点起飞，1:30到达威尼斯。

We eventually _____

_____ at 11 o'clock and arrived in Venice at 1.30. 四、学习过程：

(A) I fill a jar with water. 我用水把瓶子装满。fill …with…

用……装满……

(主语是人) be full of …

/

be filled with…

(主语是物或容器) 同义句转换。

1.The rooms are full of the students now. The rooms _____

_____

_____ the students now. 2.My pocket is filled with the money. My pocket _____

_____

_____ the money.

选择。

3. (

)Can you ______ the box _______ books?

A fill

with

B full ,with

C filled ,with

D full ,

in 4. (

)The child _____ all the bowls ______ water. A fill,with

B fills, with

C is full ,with

D is filled ,with (B) I’m sure the floor won’t get wet.

我确信地板不会湿。

b e sure

表示肯定, 有把握,而be not sure 表示不确定

be sure/ be not sure 后可接句子，还可接代词、名词、动名词或不定式。

常见用法：

be sure of sb / doing sth

, be sure to do sth 完成下列各题。

1.我确信她会来。_________that

she will come here. 2.他没有把握通过考试_____________to past the exam. 3. (

)I’m sure _________ Jim plays basketball well .

A of

B to

C that

D with 五、知识的拓展延伸

由

what 引导的感叹句，其句子结构可分为以下三种：1. 可用句型：“

What + a/an ＋形容词＋可数名词单数＋主语＋谓语！”。如：

What a nice present it is! 它是一件多么好的礼物啊！

What an interesting book it is! 它是一本多么有趣的书啊！

2. 可用句型：“

What ＋形容词＋可数名词复数＋主语＋谓语！”。如：

What beautiful flowers they are! 多么漂亮的花啊！

What good children they are! 他们是多么好的孩子啊！

3. 可用句型：“

What ＋形容词＋不可数名词＋主语＋谓语！”。如：

What fine weather it is today! 今天天气多好啊！

What important news it is! 多重要的新闻啊！

二、由

how 引导的感叹句，其句子结构也分为三种：

左贡县中学2018-2019学年春季学案

2018级英语组

1.可用句型：“

How ＋形容词

/ 副词＋主语＋谓语！”。如：

How careful she is! 她多么细心啊！

How fast he runs! 他跑得多快啊！

2. 可用句型：“

How ＋形容词＋

a/an ＋可数名词单数＋主语＋谓语！”。如：

How beautiful a girl she is! 她是个多么漂亮的姑娘啊！

3. 可用句型：“

How ＋主语＋谓语！”。如：

How time flies! 光阴似箭！

由

what 引导的感叹句与由

how 引导的感叹句有时可以转换，但句中部分单词的顺序要有所变化。如：

How beautiful a girl she is! ＝

What a beautiful girl she is!

What delicious cakes these are! ＝

How delicious these cakes are! 六、过关检测

Ⅰ. 用所给词的适当形式填空

1.we should do this _________(实验)outside. 2. I _________(装满)the jar with water. 3.Let’s test which theory is

_________(正确的). 4.We must use

_________ _________ (科学方法)to solve the problem. 5.The

_________(力量)of the jar keeps the water in the jar. 6.I turn the jar

_________down and I think the water will

_________out. 7.I

_________(断定) that the

_________（压力）of the air is stronger than I thought. Ⅱ. 选择题。

1.（

）What do you think ______solve the problem ? A. you can do

B. can you do

C. you can do to D. can you do to 2（

）

In the past he often made his sister___, but now he is often made __by his sister. A.to cry; to cry

B. cry; cry

C.to cry; cry

D. cry; to cry 3 （

）The teacher told us that the sun ____in the east. A. rises

B. rose

C. raises

D. raised 4（

）

He lives in a village _____there are a lot of trees. A. there

B. where

C. that

D. which 5（

）

He ________ Alice for ten years. A. married to

B. has married to

C. has married D. has been married to 6 （

）We need fifteen more people _____our team to do the job. A. but

B. except

C.as well

D. besides

2

7 （

）They won`t allow us ________ at this beach. A. swimming

B.to swim C. swam

D. swim 8 （

）Is this factory ______you visited last week? A. that

B. where

C. the one

D.in which 9 （

）The reason ___he was absent from the meeting was ___his car broke down on the way. A. that; because

B. why; that C. that; that

D. for; that 10（

）

Is the river_____ through that town very large? A. which flows

B. flows

C. that flowing

D. whose flows 七、课后练习

I. 用所给动词的正确形式填空。

1. The earth is a planet and it

(go) around the sun. 2. When you travel to a new city, you'd better

(take) a map with you 3.

(not throw) the rubbish everywhere 4. We will begin to train as soon as our P.E. teacher

(come) 5.I

(find) a new job in New York last year II. 按要求进行句式转换，每空一词。

1. He read a book named Journey to the West yesterday.(改为否定句) He______

________a book named Journey to the West yesterday. 2. My father will go to Lhasa for a meeting in two days.(对划线部分提问) ________

________will your father go to Lhasa for a meeting?

3. The advice sounds very good.(改为感叹句) ________

________advice it sounds! 4. The little boy is so weak that he can't lift the heavy box..(改为简单句) The little boy is______weak______lift the heavy box. 5. Do you know? Where does Jane study?(合并为宾语从句) Do you know________Jane_________ 八、学习反思