The solar system is made up of all the planets that orbit the sun. in addition to the planets, the solar system also 1) of moons, comets, asteroids, minor planets, dust and gas. everything in the solar system around the sun. the sun 3) around 98% of all the material in the solar system. the larger the object is, the more gravity it has. because the sun is so large, its powerful gravity 4) all the objects in the solar system towards it. at the same time, these objects, which very rapidly, try to fly away from the sun into the emptiness of outer space and the sun 6) to pull them inward. so the objects trapped half-way in between. scientists about the number of planets in the solar system. some of them that there are nine planets: mercury, venus, earth, mars, jupiter, saturn, uranus, neptune and pluto. others that pluto can’t be considered as a planet, it is just the largest member of a distinct population called the kuiper belt. there are a lot of other points the scientists 11) about nowadays. perhaps you’ll find the answers to these questions? 1) a) consist; b) consists; c) is consisting. 2) a) revolve; b) revolves; c) are revolving. 3) a) contain; b) contains; c) is containing. 4) a) attracts; b) is attracting; c) are attracting. 5) a) m oves; b) is m oving; c) are m oving. 6) a) try; b) is trying; c) are trying. 7) a) becom e; b) becom es; c) are becom ing. 8) a) still argue; b) still argues; c) are still arguing. 9) a) think; b) thinks; c) are thinking. 10) a) believe; b) is believing; c) are believing. 11) a) debate; b) is debating; c) are debating

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