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课件网) 2025年完胜高考语法填空 (6篇) 主题：Exploring the universe Space People 1._____(study) the sky and the objects in it as far back as 3,500 B.C. In 1609 the Italian scientist Galileo Galilei became the rst scientist 2._____(observe) the stars through 3._____ telescope. It allowed people to see even 4._____(far) into space than they could with just their eyes. His theories and 5._____( nd) about the universe changed astronomy forever. Where in the universe is Earth studied to observe a farther ndings 一 Scientists have developed many other technologies 6._____(help) answer questions we have about the universe. Recent technological advances, such as more powerful telescopes 7._____ probes launched into space, have further contributed 8._____ what we know about our solar system and our galaxy, the Milky Way. to help and to A galaxy is a huge grouping of stars. Galaxies are found throughout the universe and can have different shapes. The Milky Way Galaxy 9._____(shape) like a pinwheel and is known as a spiral galaxy. Some galaxies are elliptical, or oval-shaped. 10._____(regular) galaxies have no particular shape. is shaped Irregular The Sun is in one of the “arms” of the spiral, 1._____ is only one of 2._____ least 100 billion stars in the Milky Way. The galaxy spins within the universe, and makes one complete rotation once every 200 million years. and at 二 The Solar System Our solar system is made up of the Sun and nine planets, 3._____(include) Earth. These nine planets orbit the Sun. The Sun’s gravity keeps the planets in their orbits. The orbits of all of the planets, except Pluto, are almost circular. Natural bodies 4._____(call) moons orbit most planets in the solar system. Some planets have only one moon, 5._____ others have many. Mercury and Venus do not have any moons. Where in the universe is Earth including called while Other objects also orbit the Sun in our solar system. More than 100,000 asteroids orbit the Sun. Asteroids are small bodies made of rock and ets orbit the Sun in long, narrow, oval 6._____(ets are made of ice. When a comet goes pastthe Sun, some of the ice turns 7._____ gas, 8._____(form) the tail of the comet. One of the most famous comets is Halley’s comet. It passes close to Earth once every seventy-six years. paths into forming Great distances separate the objects in our solar system. Scientists use a measurement known as an astronomical unit (AU) 9._____(measure) these distances. An AU is about 149.6 million kilometers. It is about the same 10._____ the average distance between Earth and the Sun. to measure as Scientists classify the planets into two different groups. Mercury, Venus, Earth, and Mars 1._____(call) inner planets. They are 2._____(close) to the Sun, and have solid, rocky surfaces that resemble the surface of Earth. Jupiter, Saturn, Uranus, Neptune, and Pluto are outer planets. They are farther away 3._____ the Sun. With the exception of P ... ...
