新课标高中英语chemical_or_organic_farming_教案

Unit 2 Chemical or Organic Farming? (Extensive Reading)

Detailed Lesson Plan

Background information

School:

…

..

Teacher:

…

.

Students:

…

..

Material:Chemical or organic farming

Type of lesson: extensive reading

Lesson duration: 40 minutes

Date: 14/2/5

Aids: Learning material, PPT, whiteboard, textbook, chalk, blackboard,

Contents

Extensive Reading

Objectives:

1

．

Insrructional objectives;

By the end of the class, students should be able to:

<1>Develop

students

reading

skills

by

skimming

for

main

ideas

and

scanning

for

details.

<2>Have

students

learn

and

talk

about

disadvantages

of

chemical

farming

and

advantages of organic farming.

<3>Master

some

key

words

and

phrases:

chemical,

organic,

build

up,

lead

to,

keep

…

free from, focus on, production, cause damage to.

2. Educational objectives.

By the end of the class, students should be able to:

<1> Motivate students

’

interest to read

<2> Improve students

’

confidence in reading

3. Personal objectives

1) Guide and motivate students to read purposefully.

2) Give students proper guidance while they are reading

Important and different teaching points:

1.

Enable students to learn to use strategies such as skimming, scanning, and so on to do

their reading.

2.

To understand the main ideas by grasping some important information.

Teaching aids:

A multimedia project, colour chalks, text, whiteboard.

Teaching procedure and time alloment

Step 1. Lead in(3mins)

1. Greetings: Good afternoon, students, how are you doing today?

2. Ask student:

①

show two pictures of kiwi fruit and ask students which kind they prefer

②

tell students the smaller ones are organic fruit and the big ones are

chemical

③

ask students which kind is better for our health and if they want to know more read the

passage on page 14.

Step 2

.Reading(15)

1.

Skimming(6mins)

Skim to find the main idea for each paragraph.

Para1.

Effects of chemical fertilizer

Para2.

Problems caused by chemical fertilizers.

Para3.

Farmers and customers turn to organic farming.

Para4.

Other methods to keep the soil fertile.

2. Scanning(9mins)

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

( Para1 )

Many

farmers

welcomed

them

as

a

great

way

to

stop

crop

disease

and

increase

production

2. What problems can be cause by using chemical fertilizers?

( Para2 )

Answer: First, they can damage_ the land by killing_ the helpful bacteria and pests.