Learning about Language公开课教案

人教版高中英语第四册第2单元

Learning about language 河北省保定市高碑店第一中学

庞丽华

Teaching aims：

1.

To enable students to master the key words and expressions 2.

To enable the students to learn how to use these words and expressions 3.

It代替不定式的用法

Teaching procedures Step1:

Revision

Ask the students to review the whole text for further understanding; meanwhile, review the words and expressions in this unit. Step2: language study 1.

Ask the students to find out the right words according to the meanings of the phrases to train the students’ language capacity. 2.

The students are divided into small groups to have a discussion about the answers and find out the difficult words and expressions ; meanwhile, take down the useful ones. 3.

Explain the important words and expressions (1)

would rather do than do=would do rather than do=prefer to do rather than do

与…相比更喜欢…

宁愿…

而不愿…

He would rather stay here than go out. =He would stay here rather than go out

=He preferred to stay here rather than go out 拓展：would rather +从句，过去时表示现在或将来虚拟；过去完成时表示对过去的虚拟.如：

He would rather he finished his homework now I’d rather you hadn’t told him the news that day.

would rather have done

本来想…而未实现

I would rather not have watched the football match last night. (2)

介词短语‘由于’：thanks to ; because of; as a result of; on account of; owing to(后多跟褒义概念

); due to（后多跟贬义概念）

The accident was due to his careless driving. Owing to /Thanks to your timely help, we finished the work ahead of time. Step3: Language use 1.

Ask students to find out the right words to replace the underlined words and translate the sentences.(part2) 2.

Ask students to complete the passage with the words below in their proper forms.(part3) disturbing

expand

output

struggle

battles grain crops decade

equip 3.

Discussion: ask students to discuss the sentences and the passage and find out the difficult sentences.

4.

Explanation. （1）

Not having food leads to poor health and , therefore, sickness. (解释动名词否定形式的使用) Not seeing her mother made her cry immediately. （2）

Equipped with new scientific farming methods, they have been able to use less farmland than in the past. 体会过去分词做状语的运用。（表被动

，表完成）

Built in 1949, China has become a more powerful country. Dressed in white, she looks more beautiful. Having been told many times, he still didn’t understand it. 拓展：区别现在分词作状语

Seeing her mother, she stopped crying. Tasting delicious, the meet was cooked by my brother. Having finished his homework, he went to bed. (3)

Their output of grain and other crops, however, is still the same, which makes it possible for them to use the remaining farmland for planting trees.(分析本句结构及含义，解释which引导定语从句以及it作形式主语或形式宾语代替不定式的用法) It is nice to help people in need of help. It is not difficult to learn more about farming. He found it important to explain it again. I made it easy to get in touch with him.

Step4: Fill in the blanks (part 4)

Ask students to do the exercises (part4) and take down the important words and expressions in their notebooks to recite them. Step 5: Consolidation

Ask students to review all the words and expressions learned in this class and discuss them with each other to find whether they understand them and can use it properly. And then have a verbal test to check how much students master them. 要求学生至少说出5个：

1.

只接不定式的动词: 2.

只接v＋ing的动词: 3.

既可以接不定式也可以接v＋ing但意义不同的：

4.

使用本单元的词汇，用it作形式主语或形式宾语造句: 通过以上小测既可以检测本节课所学词汇同时又把本节课所学的知识结合起来达到巩固

融会贯通的目的

Step 6: Homework

Review the words，expressions ，all the language points and sentence structures. 教学反思：

通过本节课教学，学生对基本词汇掌握较好，达到了本节课主要目标；但学生对于分词作状语这一语法内容掌握不好，需要在以后的教学中进行强化巩固。