【学霸速记巧练】Unit 6 Earth and Beyond 基础达标评价卷（word版+pdf版）含答案解析 -仁爱八年级上册

Unit 6 Earth and Beyond基础达标评价卷 一、根据首字母或中文提示填写单词（共 30 分,每小题 1 分） ( ) 1. The Sun _____ an important role in the solar system. A. Makes B. takes C. gives D. plays ( ) 2. Scientists study the universe _____ a telescope. A. through B. at C. without D. to ( ) 3. _____ Moon doesn't give off light, it looks bright at night. Because it can reflect the light of the Sun. A. Although B. Because C. If D. So ( ) 4. Usually, stars don't _____ in the sky on a cloudy night. A. fill B. appear C. publish D. freeze ( ) 5. There _____ be life on other planets, but scientists are not sure about that. A. must B. has to C. might D. need ( ) 6. The temperature on some planets is _____ low _____ water comes in the form of ice. A. such; that B. too; to C. so; that D. enough; to ( ) 7. Space _____ has come a long way, and we now hope to discover other planets that are suitable enough to support life. A. surface B. exploration C. power D. death ( ) 8. Neptune is the farthest planet to the Sun, _____ a distance of 4.5 billion kilometers. A. at B. on C. in D. to ( ) 9. Many years ago, scientists _____ that Earth is not the center of the universe. It's just one of planets in the solar system. A. survived B. proved C. included D. separated ( ) 10. When the Sun _____, everything on Earth gets light and warmth. A. rises B. travels C. checks D. fails ( ) 11. Many countries are trying to send spaceships _____ the space to explore the universe. A. into B. on C. under D. at ( ) 12. In the solar system, Asteroid Belt _____ the inner planets from the outer ones. A. divides B. puts C. leaves D. separates ( ) 13. _____ Moon _____ Venus gives light. They only reflect（反射）the light from the Sun. A. Either; or B. Neither; nor C. Not only; but also D. Both; and ( ) 14. Nearly 71% of Earth's _____ is covered by water. A. object B. spoon C. surface D. diameter ( ) 15. It's hard for people to _____ on a planet with no air. A. create B. include C. survive D. choose ( ) 16. If a rainbow _____ in the morning, rainy weather will probably come. A. looks B. appears C. explores D. lives ( ) 17. The Black Hole has the _____ to “eat” everything near it, including the light. A. distance B. degree C. power D. rocket ( )18. Earth is a special planet in the solar system because it _____ lives—people, animals , plants, and so on. A. is helpful for B. is alive with C. is similar to D. is short of ( ) 19. The Sun is very important to Earth. It gives us light _____ heat. A. as well as B. as soon as C. as much as D. as many as ( ) 20. Earth _____ the Sun, so we have four seasons in a year. A. runs away B. gets off C. gets on D.moves around ( ) 21. In the solar system, Mercury is the _____ planet to the Sun. A. close B. closer C. closest D. closed ( ) 22. _____ Mercury is the closest planet to the Sun, it is not the hottest. A. When B. Because C. Although D. So ( ) 23. It _____ taikonauts less than 9 days to get to Moon by spaceship. A. pays B. costs C. spends D. takes ( ) 24. ... ...