(一) 明确目标

1. To train the abilities of skimming and scanning the passage.

2. To learn the differences between traditional agriculture and modern one in china meanwhile any necessary common knowledge about fertilization and irrigation.

3. To encourage the students to learn more for the future of our country.

（二）整体感知

Step 1 Presentation

Let’s look at the pictures and reconstruct the text by comparing traditional and modern farming.

（三）教学过程

Step 2

Skimming the reading material as soon as possible and then finish the past reading, some more questions may be designed by teachers.

Step 3

Read the passage again and find out the main idea to each paragraph.

Step 4

Languages focus .ask the student to pick out the useful expressions from the text if possible and then explain briefly in their own words.

Step 5

Listen to the tape of the text. If time permit, have some students retell.

(四) 随堂练习

Fill in the blanks with proper words:

1. The biggest problem of Chinese farmers is the ___ of ___ land. Using the ___ technologies, Chinese scientists grow vegetables _____. The ____ of these vegetables are not planted in earth but ____ in water that ___all the nutrients they ___ to grow. In, a kind of tomato was ___ that was very different from any ___ before. It was developed ___ a technique known as GM.

参考答案

1. shortage arable latest greenhouse roots hang contains need