2021学年Unit 4 Space Exploration导学案及答案

这是一份2021学年Unit 4 Space Exploration导学案及答案，共5页。
Unit 4 Space Exploration Period 2 Reading and Thinking Space: the final frontier 导学案1. To talk about the development and value of space exploration.2. To summarize the main idea of each paragraph as well as the main idea of the text.3. To comprehend the main reasons for space exploration. 1. To sum up the development and value of space exploration.2. To talk about opinions about exploring the universe and the achievements in space exploration.活动1：1.Look at the title and the pictures of the text and predict what the text will be about?________________________________________________________________________2.  What are the main reasons for space exploration?________________________________________________________________________活动2：Read the passage quickly and choose the correct sentence to fill each gap in the text.A. Although scientists try to make sure nothing goes wrong, accidents can still happen.B. They also really wish to discover other planets that are suitable enough to support life.C. The future of space exploration remains bright.D .After many experiments, they succeeded in making rockets that could escape Earth's gravity.____________________________活动三：Read it again and find out the details.1.Which satellite was launched by the USSR in 1957? ________________________________________________________________2. Who was the first person in the world to go into space?  ________________________________________________________________3. Who was the first man to orbit Earth in Shenzhou 5 spacecraft?  ________________________________________________________________4. In which satellites, all the astronauts died during their missions?  ________________________________________________________________5. What’s the attitude to the space exploration according to the author?  ________________________________________________________________活动4：Read quickly and figure out the main idea of each paragraph.Paragraph 1   ________________________________________________________________Paragraph 2  ________________________________________________________________Paragraph 3  ________________________________________________________________Paragraph 4  ________________________________________________________________Paragraph 5 ________________________________________________________________活动5: Critical thinking:1.What do you think of the space exploration?________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2. If you are determined to be an astronaut, what should you prepare at present? ____________________________________________________________________________________________________________________________________________________________________3. Do you think space is the final frontier? And why?_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________活动6：People have always wanted to learn more about space. Before the mid-20th century, most people felt  (1)_________ (travel) into space was an impossible  dream. However, (2)____ the help of scientists, people  succeeded in realizing their dream (3) _________(explore) space. On 4 October 1957, the Sputnik 1 satellite (4) ____________(launch) by the USSR.  (5) ________________ scientists try to make sure  nothing goes wrong, accidents can still happen. These disasters made everyone (6)____________(disappoint),  but people still believe in the importance of  (7) ________(carry) on space exploration. In 2003,  China became the third country to (8)____________(independent) send humans into space. Then Shenzhou 6 and 7 completed (9)__ second manned orbit and the first Chinese spacewalk. In spite of the difficulties, scientists hope future (10)__________ (discovery) will not only enable us to understand the universe but also help us survive well into the future.  1. ____________2._________________3._______________4._____________5.___________6._____________7.______________8.____________9.___________10._____________Step7 Homework: Review what we have learned and find out the key language points in the text.【答案】1.Look at the title and the pictures of the text and predict what the text will be about?The text will be about the future of space travel.2. What are the main reasons for space exploration?To further human exploration and to gather knowledge of the universe. Read the passage quickly and choose the correct sentence to fill each gap in the text.A. Although scientists try to make sure nothing goes wrong, accidents can still happen.B. They also really wish to discover other planets that are suitable enough to support life.C. The future of space exploration remains bright.D .After many experiments, they succeeded in making rockets that could escape Earth's gravity.B DACRead it again and find out the details.Which satellite was launched by the USSR in 1957?  the Sputnik 1. 2. Who was the first person in the world to go into space? Yuri Gagarin. 3. Who was the first man to orbit Earth in Shenzhou 5 spacecraft? Yang Liwei. 4. In which satellites, all the astronauts died during their missions? The USSR’s Soyuz 11 and America’s Challenger. 5. What’s the attitude to the space exploration according to the author? Supportive. 　   答案：Paragraph 1  Human have always had a natural curiosity about space Paragraph 2  Space travel became a reality in the 20th century ,with American and Soviet Space missions. Paragraph 3  Space travel has always involved great risk, but despite the risks exploration continues. Paragraph 4   China has made great progress in space exploration in the early 21st century, becoming only the third country to send humans to space.Paragraph 5 The future of space exploration looks bright, as many countries are planning further missions.1.What do you think of the space exploration?I am against exploring the space exploration.I cannot understand spending all this money on expensive research and experiments when so many people need food. Around the world, millions of people are hungry and dying of starvation. On the other hand, we hear on TV that for as little as a dollar a day, a child in Africa can be saved. Considering the billions spent on space travel, it just seems a better investment to feed the hungry.2. If you are determined to be an astronaut, what should you prepare at present? First of all, I should study hard to get a related college degree. Besides, I must keep mental and physical healthy.3. Do you think space is the final frontier? And why?I don’t think so, because there is still so much to explore on earth. And we are only at the beginning of new technological breakthroughs involving information technology and SI. There are many scientific and technological frontiers all around us.People have always wanted to learn more about space. Before the mid-20th century, most people felt  (1)_________ (travel) into space was an impossible dream. However, (2)____ the help of scientists, people  succeeded in realizing their dream (3) _________(explore) space. On 4 October 1957, the Sputnik 1 satellite (4) ____________(launch) by the USSR.  (5) ________________ scientists try to make sure nothing goes wrong, accidents can still happen. These disasters made everyone (6)____________(disappoint),  but people still believe in the importance of  (7) ________(carry) on space exploration. In 2003,  China became the third country to (8)____________(independent) send humans into space. Then Shenzhou 6 and 7 completed (9)__ second manned orbit and the first Chinese spacewalk. In spite of the difficulties, scientists hope future (10)__________ (discovery) will not only enable us to understand the universe but also help us survive well into the future.  1.travelling  2. with  3. to explore 4. was launched 5. Although 6. disappointed 7.carrying8.independently  9.a  10.discoveries.