老师：Hi everyone, welcome to my class. I'm Jiao Shi Qiang from Beijing No. 2 Middle School. Today we will watch a video, bring you a lot of interesting information about an earth University. Are you ready? Let's go.
老师：First of all, let's check the learning objectives up. In this class, you will obtain the information of Earth University in Costa Rica. Share opinions about Earth University. First of all, let's have a short review. Look at this picture, please. Who is this? Absolutely, you're clear. He is Yuan Longping. Do you still remember what you have Learned about this great person? I will give some minutes. You think about it, and we'll share about it. He is known as the father of a hybrid rice, and he decided to learn agriculture because he thought farmers had a poor harvests and sometimes even had a shortage of food to eat. You got it.
老师：And now let's think about these two questions. The first one, what other kinds of farming have you Learned from this unit? The second, what is the difference between them? All right, you guys think about it. We will share it altogether.
老师：The first one, what other kinds of farming have you Learned from this unit? Absolutely chemical farming and organic farming. Second question, what is the difference between them? So crops grown with chemical fertilizers usually grow too fast to be rich in nutrition. And organic farming is simply farming without using any chemicals. Organic farmers focus on keeping their soil rich and free of disease through natural means. You got everything well, I believe you guys did a good job, right?
老师：Okay, now let's talk about these two questions altogether. The first one, where do you think people can learn professional agricultural knowledge? On the internet, in a buck, in a professional school, etc.
老师：Second question, do you think it is necessary to have an agricultural college? And give the reasons? Well, I think it should be necessary to have an agricultural college because people need a specific place to learn professional knowledge, to work the land. Well, you may hold your disagreements, but remember giving the reasons to support it. Okay, let's move on.
老师：So before watching the video, please complete the passage with the words in the box. First, let's check some of the words. I will help you with the words. First one, ecology. It means the relation of plants and the living creatures to each other and to their environment. And also the study of this. Next one, sustainable. Sustainable means be able to continue without causing damage to the environment and able to continue for a long time. Next one, Earth University. Well, this one is not the same meaning as you are thinking about. Let's see what that means. Earth University is a special university in Costa Rica
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