Release date November 20, 2018 (United States) See more company credits at IMDbPro Contribute to this page Suggest an edit or add missing content IMDb Answers: Help fill gaps in our data Learn more about contributing Edit page List Staff Picks: What to Watch in January ...
IF 虚拟语气句型：不论主语是单数还是复数，其虚拟语气动词都只能用过去式，be 动词只能用 were。表示与实际情况不一致，亦或表达某种愿望或期望，本句表示与对未来的愿望。注意，现代英语语法也允许使用 be 动词的 was 形式接单数主语。
What If an Asteroid Hit Earth?Holly Cefrey
As 2015 PDC’s orbit became better known the corridor in which it might be on that fateful day in 2022 shortened. But it still contained the Earth. By June the probability of an impact had risen to 1%, making it the most threatening asteroid astronomers had ever seen. By September governm...
20200214What_if_Earth's_Magnetic_Poles_Flipped___aumsum__kids__science__educat 05:42 20200214What_if_an_Asteroid_hit_Earth___aumsum__kids__science__education__chil 05:19 20200212What_if_we_Lived_on_Mars___aumsum__kids__science__education__children 05:43 20200208What_if_Earth's_Core...
The chances of Earth actually being hit by an asteroid large enough to cause damage are very small.(科学家们在接下来的两周里研究 了小行星的数据和图像,发现 Dimorphos 的轨道已经从 11小时55分钟缩短到11小时23分钟:变化了32分钟。 虽然这看起来是一个非常小的变化,但它表明,如果一颗 危险的小行星正...
What if an Asteroid Were Going to Hit Earth? NASA Expert Answers Podcast Episode 2021 1m YOUR RATING RateAdd a plot 在IMDbPro 上查看制作信息 Add to WatchlistPhotos Add photoStoryline EditUser reviews Be the first to review Details Edit ...
￭主要从句中也是用过去完成的形态：might是过去形态的拼法，havedone是原型 动词的完成时。三、未来时间例3.Ifanasteroidshouldhittheearth,mancoulddieout.（如果小行星撞地球，人类可能会灭绝。）￭条件从句中用过去形态但不表示过去式的shouldhit来表示非事实。￭主要从句中也是用coulddie来表示非事实。如果是绝...
These herbivores (食草动物) were decreasing in population after the asteroid hit Earth, which left the meat-eating species less food to survive on. “In any ecosystem where you remove links to key species, that community has problems," Richard Butler, one of the review's authors, told ...
Scientists are worried that an asteroid will possibly hit the earth in 2036. If scientists are right, planet earth is 24 years away from a major disaster. Scientists have been monitoring the progress of a 390-metre-wide asteroid ever since it was discove