1. Unit 3 Inventors and Inventions

2. A discovery is finding sth that ______________________ An invention is making (or designing) sth that _____________________ (has) existed before. did not exist before.

3. Reading The problem of the snakes

4. Find a problem Do research Think of a creative solution Test the solution several times Apply for a patent Scanning Paragraph 1 2 3 4,5,6 7,8

5. Paragraph 1--- finding a problem What was the problem for “me” to deal with? “I” have to catch snakes without doing harm to them by inventing something. / The snakes must be removed but not harmed Careful reading （ para by para ）

6. Paragraph 2--- doing research How did “I” do the research ? Step 1 Step 2 “I” set about researching the habits of snakes so “I” could trap them in the easiest way. The first thing was to see if there were products that might help.

7. Paragraph 3--- thinking of a creative solution How many possible approaches did “I” think of ? And what are they? Firstly removing their habitat; Secondly attracting them into a trap using male or female perfume or food; Thirdly cooling them so that they would become sleepy and could be easily caught.

8. First attempt: I placed…over the snakes’ habitat and …on the top of the bowl to … Finally I … the whole thing with … Then I waited. …I removed the bucket and the bowl. The snakes were certainly…but they were still too…far me. They abruptly …a convenient hole in the wall. So I had to adjust my plan.

9. The second attempt: For the second attempt I … the bowl and ice- cubes again but placed them over the snakes’ habitat in the evening as … Then I covered the bowl with the bucket and left everything … Early the next morning I returned to see the result. This time when I get down to …. I found them … But once picked up, they tried to …me. As they were…snakes, I clearly needed to …my design again.

10. The second attempt: The next morning I carried in my hand a small …used for…. This was in the … that the snakes would bite again. But … carefully, the snakes …no trouble and all went according to plan. I collected the … snakes and the next day we …them all back into the wild.

11. Paragraph 7,8---applying for a patent True or False “I” was quite encouraged by “my” creative solution, so “I” couldn’t help applying for a patent. What did “I” do to apply for a patent?

12. 1. Pressed by my friends and relations, “I” decided to send “my” invention to the patent office to get recognition for “my” successful idea. As “I” was pressed by my friends and relations,…… 2. “I” have filled in the form and filed my patent application with the Patent Office.

13. If there is another paragraph after Para 8, what do you think will be more likely to happen? A. One year later, “my” application was refused. B. Two years later, “I” was recognized and got a patent. ∨