Step III While- reading

Get the students to comprehend the passage quickly and accurately and meanwhile help the students form a good habit of reading.

A Fast reading

What is a clone?

Show the following.

　1. Cloning means making a copy of an animal or a plant.

　2. Gardeners can make a lot of money by cloning plants.

　3. Cloning animals is as complicated as cloning plants.

　4. Dolly the sheep was the first successful clone of a mammal.

　5 .Natural clones happen in animals as well as in plants.

Keys: 1. F (exact... another) 2. T commercial 3. F more than

4. T breakthrough 5. T

B Careful reading

1) Read the text again and find out the main idea of each paragraph.

2) Reading the text again and find the answer to each of the following question. Give a reason.

A. Main idea

B. Details

Judgment