Unit 2 Out of this world Extended Reading 课文语法填空改编-2023-2024学年高中英语译林版(2020)选择性必修第三册

Why we explore In 1969, when Neil Armstrong first landed on the Moon, many people thought that soon we ____________(be) regularly visiting other planets in our solar system and would even dare to travel beyond it. This is ____________(clear) not the case. The ____________(real) is that space exploration is ____________(extreme) difficult and dangerous, can take a very long time ____________ costs a huge amount of money. Some people believe that while space ____________(explore) expands our understanding of the universe, it is a waste of the public purse and does nothing to enhance the quality of our ____________(life) here on the Earth. Why do we continue to explore space, then? It is in our nature ____________(explore). From the very early days of human life on the Earth, our curiosity about the unknown has kept us ____________(adventure) into new places. We long to visit thick and wild forests, climb vast mountain ranges, and cross deep oceans. We desire to explore the ____________(far) frontier of all—space. As Stephen Hawking once said," Remember ____________(look) up at the stars and not down at your feet. Try to make sense of what you see and wonder about ____________ makes the universe exist. Be curious." ____________ we are fascinated by the sky is evident in ancient tales from around the world, such as that of Chang'e. While space exploration is a reality, we remain curious ____________the mysteries of the universe. With each space mission ____________(come) greater insight, thus motivating us to continue along the same path of adventure . The results of these space ____________(investigate) have made major contributions to an understanding of the origin, ____________(evolve), and likely future of the universe, such as planets, stars, and all other forms of matter and energy. Exploring space ____________(help) address fundamental questions about our place in the universe and the history of our solar system. It is through our research into space __________