中考英语阅读理解题及答案：Some scientists say
出国留学网中考网为大家提供中考英语阅读理解题及答案：Some scientists say，更多中考英语复习资料请关注我们网站的更新! 中考英语阅读理解题及答案：Some scientists say Unless we spend money to spot(认出，发现)and prevent asteroids(小行星)now，one might crash into Earth and destroy life as we know it，say some scientists. Asteroids are bigger versions of the meteoroids(流星体)that race across the night sky. Most orbit the sun far from Earth and don‘t threaten us. But there are also thousands of asteroids whose orbits put them on a collision course with Earth. But $500 million worth of new telescopes right now，then spend $10... [ 查看全文 ]中考英语阅读理解题及答案：Some scientists say的相关文章
