人教版高中英語必修三《Space Exploration》SectionD PPT教學課件，共57頁。
互動探究
重點詞匯
1Some people argue that we should stop wasting time and money exploring space.(教材P44)一部分人認為我們應該停止浪費時間和金錢去探索太空。
argue vt.& vi.論證;爭辯;爭論;主張,認為
We argued the matter over for hours.
我們?yōu)檫@事爭辯了幾小時。
Columbus argued that the world was round.
哥倫布認為地球是圓形的。
When I passed,they were arguing heatedly in the room.
我路過時,他們正在房間里激烈爭論。
They argued with each other about whether they should spend all their savings on the wedding.
他們?yōu)槭欠駪摪阉械姆e蓄都花在婚禮上而相互爭吵。
Many committee members argued for changing the rules.
許多委員會成員為改變這些規(guī)則而爭辯。
We argued him out of going on such a dangerous journey.
我們勸說他別去進行如此危險的一場旅行。
2It has directly resulted in the many satellites that now orbit Earth.(教材P44)如今環(huán)繞地球運行的眾多衛(wèi)星都直接歸功于太空探索。
result in 導致;造成
This kind of things can result in many social problems.
這種事情可以造成許多社會問題。
Stress and tiredness often result in a lack of concentration.
緊張和疲勞常導致人精神不集中。
3Seeing pictures of our planet as an island in a black sea made people realise that our planet’s resources are limited.(教材P44)看著我們星球的照片,猶如黑色汪洋中的一個小島,人們意識到地球的資源是有限的。
limited adj.有限的
I have only a limited understanding of French.
我只懂得一點兒法語。
重點句式
Countries around the globe are spending billions of dollars and lots of time on various space missions,whether to Mars or other planets much further away.(教材P44)
世界各國正在投入數(shù)十億美元的資金和大量時間執(zhí)行各種太空任務。無論是去火星還是更遠的星球。
【句式剖析】whether...or...意為“是……還是……”,whether表示一種選擇,其后可以跟介詞短語或不定式短語。
She made the mistake whether by accident or by design.
不知她是偶然還是故意去犯這個錯誤的。
I don’t know whether to accept the offer or refuse it.
我不知道是接受這個提議好,還是拒絕好。
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