Unit 4 Space exploration Reading and Thinking 课件 -2022-2023学年高中英语人教版（2019）必修第三册

Space: The Final Frontier M4U4 Space Exploration 1. What achievements has the world made so far? Lead-in 2. What benefits has the space exploration brought to us? What achievements has the world made so far? The exploration of solar system Mankind stepped onto the moon “That is one small step for a man, one gaint leap for mankind.” The discovery of the black hole The theory of the origin of Big Bang Universe What benefits has the space exploration brought to us? Lead-in 1. improve the development of new technology satellites Original computer 2. improve the accuracy of the weather forcast weather satellite 3. help develop the medical system Medical scanner heart monitor 4. help widen mankind’s knowledge ... Are you curious about the development of the space exploration of human beings? Prediction Where can we find the passage? A. magazine B. travel journal C. news report D. science book a popular science article (科普文) A popular science article should contain the following features, except? A. a brief and eye-catching title B. related pictures C. difficult language D. the presentation of the results E. the analysis of the procedure F. the backgroud information at the beginning Reading 1.Which sentences are general statements that could serve as topic sentences for paragraphs? 2.Which sentence contains a linking word which indicates that it is a part of a list of details? 3.Which sentence begins with a sequence word showing that it is probably a detail from the middle of a narrative? Although scientists try to make sure nothing goes wrong, accidents can still happen. They also really wish to discover other planets that are suitable enough to support life. The future of space exploration remains bright. After many experiments, they succeeded in making rockets that could escape Earth’s gravity. 1. Choose the correct sentence (A-D) to fill each gap. A and C B also D After 2. Find the topic sentence or summarize main idea. “Are we alone? What's out the