A: nearest of all planets to the sun
B: extremely hot
C: little known to people
D: biggest of all planets
举一反三
- The little boy is wondering whether it is true that all the planets all _____ around the sun in the same direction.
- Not only all the planets but also the sun ____ in constant motion. A: are B: were C: be D: is
- 在太阳系所有的行星中，哪颗行星离地球最近呢？ A: In all the planets in the solar system, which planet is closest to the Earth? B: Among all the planets in the solar system, which planet is near to the Earth? C: Of all the planets in the solar system, which planet is closest to the Earth?
- Which of the following are deductive arguments？ A: All dogs are mammals. All mammals have kidneys. Therefore all dogs have kidneys. B: Since all squares are rectangles, and all rectangles have four sides, all squares have four sides. C: All science teachers are smart, since all my physics teachers, chemistry teachers and biology teachers are smart. D: The sun is a star; the sun has planets; therefore some stars have planets.
- The solar system in astronomy consists of the sun and its planets. EXCEPT （）, all the planets got their names from Greco-Roman mythology. A: Mars B: Earth C: Venus D: Jupiter
内容
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1. According to the text, the similarity of naming the planets of the solar system is that they are all named after ________.
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According to Newton's principle ______. A: the force of gravity keeps planets orbiting around the sun rather than flying off B: the sun is the most massive object, making up 99.8 percent of the mass of the solar system C: the amount of mass determine how fast the objects travel as they orbit each other D: Pluto receives the least force of gravity from the sun of all the planets in the solar system
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All the planets in solar system EXCEPT ______ got their names from Greeo-Roman mythology. ( ) A: Earth B: Mars C: Jupiter D: Pluto
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Which of the following does the author think the most valuable of all?
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Which of the following books does Jason love? A: The Great Gatsby. B: The Sun Also Rises. C: Pride and Prejudice. D: The Little Prince