人教版高中英語必修三《Space Exploration》SectionⅣ PPT課件下載，共43頁。
《Space Exploration》SectionⅣ PPT課件包含課文助讀、要點直擊、閱讀技能等內容。
Words And Phrases
知識要點1 lack n．缺乏；短缺 vt.沒有；缺乏
(教材P42)Astronauts' bones and muscles can get very weak in space due to the lack of gravity，so they need to exercise every day，which will help them stay healthy.
在太空中由于缺乏引力，宇航員的骨骼和肌肉可能會變得很弱，因此他們需要每天進行鍛煉，這有助于他們保持健康。
知識要點2 argue vi.&vt.論證；爭辯；爭論
(教材P44)Some people argue that we should stop wasting time and money exploring space.
有些人主張我們應該停止浪費時間和錢財來探索太空。
[例1] She has argued that wild animals should be left in the wild and not used for entertainment or advertisements.
她主張應該讓野生動物留在野外生活，而不能用于娛樂或廣告。
知識要點3 result in導致；造成
(教材P44)It has directly resulted in the many satellites that now orbit Earth.
它已經直接制造了很多現在繞地球運行的衛星。
[例1] They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.
他們還贊同正是由于越來越多燃燒化石燃料導致了二氧化碳的增加。
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