英语必修 第三册Unit 4 Space Exploration多媒体教学ppt课件

这是一份英语必修 第三册Unit 4 Space Exploration多媒体教学ppt课件，共11页。
二、明主题——理解主题内涵  (一)名言警句解读Mystery creates wnder and wnder is the basis f man's desire t understand.—Neil Armstrng[名言释义]　本单元开篇页选取了第一位登上月球的美国宇航员尼尔·阿姆斯特朗的名言：“神秘感激发好奇心，而好奇心则是人们探索未知事物的前提。”人类探索太空的原始动机主要源于与生俱来的好奇心，而这种好奇心和求知欲也是推动人类发展的巨大动力。实际上，太空技术已经改变了人类的历史，也正在改变人类的生活。
[佳句背诵]1．Fr the peace and prgress f mankind, the Chinese cme t the space.—Yang Liwei为了全人类的和平与进步，中国人来到了太空。——杨利伟2．The pursuit f the ultimate truth f the universe is the final bjective and destinatin f civilizatin.—Liu Cixin对宇宙终极真理的追求是文明的最终目标和归宿。——刘慈欣3．The scientific wrld is an infinite field, and peple shuld be brave t explre it.科学世界是无穷的领域，人们应该勇敢地去探索。
(二)教材单元主题图深读1．What can yu see frm the picture?___________________________________________________________________________________________________________2．What des this picture shw us?_________________________________________________________________________________________________________________________________________3．What d yu knw abut the histry and develpment f space explratin?___________________________________________________________________________________________________________
The picture lks like a pht f a rver n the mn. Perhaps it was taken by a rbt camera.
China's Chang'e 4 made a sft landing n the far side f the mn n 3 January, 2019.The Jade Rabbit 2 rver was deplyed twelve hurs after Chang'e 4 landed.
Space explratin began in the mid-1950s with the develpment f satellites, and peple first started ging t space in the early 1960s.
三、读美文——激发学习兴趣In space, even the mst straightfrward, everyday tasks can be quite difficult fr astrnauts wh are spending mnths n bard① a spacecraft. In this zer gravity wrld, there is n up r dwn, and while sleeping n the ceiling might sund like fun, astrnauts need t be strapped t sleeping cmpartments t prtect themselves frm injury②.Althugh nt many peple enjy ding husewrk, astrnauts need t find the self-discipline③ t keep the small interir f their spacecraft clean, even using a vacuum cleaner t stp dust frm getting int the air filters. A vacuum cleaner als cmes in handy④ fr fetching items⑤ that are flating arund ut-f-reach!
Astrnauts als need t keep themselves clean. T d this, they use special sap and shamp which d nt need t be rinsed ff with water. After brushing their teeth, they spit⑥ int a twel.With n gravity t push against, astrnauts' bnes and muscles can becme weak. In rder t stay fit⑦， astrnauts have t exercise n a regular basis.And while sme fd items, such as cakes and fruit can be eaten in mre r less⑧ the same way that they are n Earth, water needs t be added t much f the fd that is eaten in space.Nnetheless⑨， a menu fr a hungry astrnaut can still be varied and balanced, ften including sup, prawn sandwiches, as well as fruit yghurt. And as salt and pepper wuld simply⑩ flat away, astrnauts are prvided with these in liquid frm.
(一)根据文章内容判断正(T)误(F)1．T prtect themselves frm injury, astrnauts need t be strapped t sleeping cmpartments. ( )2. It is knwn that every astrnaut likes t d husewrk. ( )3．T keep themselves clean, astrnauts use cmmn sap and shamp. ( )4．In rder t stay fit, astrnauts have t exercise n a regular basis. ( )5. The fd the astrnauts eat is prvided in slid frm. ( )
(二)积累提升素养——————————词汇——积少成多————————————————①n bard　　　　　在船(火车、飞机等)上②injury n. 受伤③self-discipline n. 自我约束；自律④in handy 方便⑤item n. 物品；项目⑥spit v. 吐⑦stay fit 保持健康
⑧mre r less 或多或少⑨nnetheless adv. 尽管如此⑩simply adv. 简单地；仅仅；简直；朴素地——————————长难句——化繁为简———————————————And while sme fd items, such as cakes and fruit can be eaten in mre r less the same way that they are n Earth, water needs t be added t much f the fd that is eaten in space.分析：这是一个复合句。while引导让步状语从句；第一个that引导定语从句，修饰先行词the same way；第二个that引导定语从句，修饰先行词the fd。译文：虽然有些食物，如蛋糕和水果，可以或多或少地以在地球上相同的方式吃，但在太空中吃的很多食物都需要添加水。