B4 U2 Period 4 using language

★Period 3 Using language Reading

Learning aims:

To train the reading ability: skimming, scanning and summarizing.

Learning procedures:

Step I. Revision

Step II. Skimming

Task 1: Find the topic sentence of each paragraph or summarize it in your own words. Para 1 ______________________________________________________________________ Para 2 ______________________________________________________________________ Para 3 ______________________________________________________________________ Para 4 ______________________________________________________________________ Task 2: Then try to summarize the main idea of the whole text.

___________________________________________________________________________ Task 3: The style of this article is ________.

A. argumentation（议论文）

B. narration（记叙文）

C. exposition（说明文）Step III. Scanning

Task 1: Read Para1 and answer the questions.

1) Why are chemical fertilizers so popular in farming today?

____________________________________________________________________________ 2) After the long-term use of chemical fertilizers, what have scientists found?

____________________________________________________________________________ ____________________________________________________________________________ Task 2: Read Para 2 and find out the problems caused by using chemical fertilizers. problems:___________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ connectives (过渡词)__________________________________________________________ Task 3: Read Para 3-4 and finish the following exercises.

1)What is organic farming?

____________________________________________________________________________

2) What’s the purpose of using organic farming methods?

____________________________________________________________________________ 3)Finish Ex2 on P15. (Organize the ideas into a logical paragraph by using: topic sentence +

supporting details. Try to use some connectives.过渡词)

Step IV. Summary

____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ Step V. Self-reflection or teachers’ reflection

____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________ ____________________________________________________________________________

课后巩固练习

Write down the following words and phrases:

化学的_____________ n. 生产；制造____________ 细菌_________________ 害虫____________ n. 营养；滋养____________ 矿物；矿石_____________ 焦点____________ vt. 减少；减缩____________ vt.浏览；略读____________ 画底线标出____________ 总结；摘要；____________ 评论,做出评论____________ 对….造成伤害__________________ 逐渐增强; 建立____________________ 导致; 造成(后果) _______________ 集中(注意力，精力等) 于_________________ 使…不含(有害物) ________________ 阻止…发生__________________ 避免做…______________________