my_best_to_learn_it_well_regardless_of_the_difficulties_I_might_come_across.Though_it_was_a_tough_job,_thanks_to_my_English_teacher's_timely_help,_I_accomplished_great_progress.

　　二、勤练高考题型，多练自能生巧

　　Ⅰ.语法填空

　　The Hubble Space Telescope (HST) is a space telescope (望远镜) __1__ was launched into low earth orbit (近地轨道) in 1990 and remains in operation.__2__ (name) in honor of astronomer Edwin Hubble, the telescope has made more than 1.3 million __3__ (observation) since its mission began.

　　 The HST __4__ (build) by the United States space agency NASA, with contributions from the European Space Agency. Although not the first space telescope, Hubble is no doubt one of the largest and __5__ (powerful) telescope.

　　 Hubble takes pictures of stars, planets or galaxies (星系) as it circles the earth at about 17,000 mph.Hubble's orbit outside the earth's atmosphere allows it __6__ (take) far clearer pictures than ground­based telescopes.Using Hubble data, astronomers have published more than 14,000 __7__ (science) papers.

　　Hubble has recorded some of the most detailed visible light images ever, __8__ (allow) a deep view into space and time. Hubble has helped solve some long­standing problems __9__ astronomy, as well as raising new questions.On March 3, 2016, researchers using Hubble data announced __10__ discovery of the farthest known galaxy to date: GNz11.

　　语篇解读：本文是说明文。哈勃太空望远镜于1990年成功发射，帮助天文学家解决了许多天文学上的基本问题。2016年3月，天文学家通过哈勃望远镜成功观测到目前发现最遥远的星系--GNz11。

　　1.that/which　关系代词that/which指代先行词telescope，引导定语从句，并在从句中作主语。

　　2．Named　非谓语动词动作name与逻辑主语the telescope之间是被动关系，故用其过去分词形式作状语。

　　3．observations　空白处所填词前有more than 1.3 million修饰，且observation作"观测结果"时，为可数名词，故用其复数形式。

　　4．was built　主语The HST是谓语动词动作build的承受者，需用被动语态；且这一事实发生在过去，故用一般过去时的被动语态。

5．(the) most powerful　空白处所填词在句中和the largest是并列成分，故用powerfu