老师
Hello everyone, welcome to my class. Today we will continue talking about Unit 4 space exploration, and we will learn more about this topic through reading a passage. Now let's first take a look at the learning objectives. In this class, you will learn about the development of space exploration. You will also analyze and add text to the passage about space exploration. Finally, you will summarize the main idea of each paragraph.
老师
Before we read the passage, let's first take a look at the title and photos and think about the following questions. The first question is, what do you think are the main reasons for space exploration? And the second question is, what do you expect to read about in this text? As we can see on page forty, the title of this passage is called space, the Final Frontier. Here frontier means bianjing. So space, the final frontier can be.
老师
selected as 太空最后的边境， below the title。
老师
We have three photos. The first one is the photo of the Apollo 11 moon landin