高中英语人教版 (2019)必修 第三册Unit 4 Space Exploration教学ppt课件

这是一份高中英语人教版 (2019)必修 第三册Unit 4 Space Exploration教学ppt课件，共15页。PPT课件主要包含了美 文 导 入，○课标词汇，○重要短语，○句型精析，核心素养目标等内容，欢迎下载使用。

素养解读：本单元隶属于“人与自然”主题语境下“宇宙探索”主题群。通过本单元的学习，学生应了解人类不断探索太空的历史，熟知太空探索史上具有划时代意义的重大历史事件，学习从事太空探索的科学家和航天英雄们在探索太空奥秘过程中不畏艰难、勇于奋斗、甘于奉献的精神，从而增强探索精神和谋求人类和平与发展的意识。
主题：太空探索　学科素养：人与自然　难度系数：★★★　
China’s ZhuQue-2 has becme the wrld’s first rcket using methalx(液氧甲烷) as a prpellant(推进剂) t successfully fly int rbit，marking a majr breakthrugh in the cutting-edge technlgy previusly dminated by the US’ SpaceX and Blue Origin.
Cde name “ZQ-2 Y2”，the rcket is the secnd in series and it was launched frm the Jiuquan Satellite Launch Centre in the Gbi Desert in nrthwestern China. The success f this missin has verified(证实) the varius schemes f this rcket，and laid a slid fundatin fr the develpment f the reusable rckets in the next stage.
Accrding t its develper，LANDSPACE, a Chinese private space launch prvider, the rcket uses liquid methane as a fuel and liquid xygen as an xidizer(助氧剂). They are reusable, nntxic and pwerful, and central t the reusable rcket. The carrier rcket has a tw-stage cnfiguratin, a diametre f 3．35 metres, a height f 49．5 metres, a take-ff thrust f 268 tns. This is the secnd test flight f ZhuQue-2 after the failure f its first in December last year.
The crpratin tk a number f imprvement measures and verified their effectiveness thrugh stimulatin, grund tests and engine tests. Everyne at the site was s excited and happy.LANDSPACE said，after success f the test flight，they will further ptimize(优化) the rcket，accumulate experiences fr the reliability and safety，and laid a fundatin t prvide lw-cst and high-perfrmance prducts fr the market.
previusly /'priːviəsli / adv. 先前地；之前　launch /lɔːntʃ/ vt. 发射　missin /'mɪʃn/ n. 飞行任务；使命　slid /'sɒlɪd/ adj. 牢固的；固体的　flight /flaɪt/ n. 飞行；航班　reliability /rɪˌlaɪə'bɪləti/ n. 可靠性；可信度　
a majr breakthrugh 一项重大突破　lay a slid fundatin 打下坚实的基础　accrding t 根据　a number f 大量的；许多的　at the site 在现场　
分析：该句为复合句。“marking…Blue Origin”为动词-ing形式作结果状语，“dminated by the US’ SpaceX and Blue Origin”为动词-ed形式作后置定语，修饰前面的名词短语the cutting-edge technlgy。译文：中国朱雀二号成为全球首款成功入轨飞行的液氧甲烷火箭，标志着我国在此前由美国SpaceX和蓝色起源为主导的尖端技术上取得了重大突破。
【语言技能】　掌握动词不定式作定语和状语；　掌握本单元的关于天文知识的词汇及相关语法；　写一篇正反观点类的议论文。