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問題是填句子題 Paragraph 2 Outflow channels are probably relics of catastrophic flooding on Mars long ago. ■They appear only in equatorial regions and generally do not form extensive interconnected networks. ■Instead, they are probably the paths taken by huge volumes of water draining from the southern highlands into the northern plains. ■The onrushing water arising from these flash floods likely also formed the odd teardrop-shaped “islands” (resembling the miniature versions seen in the wet sand of our beaches at low tide) that have been found on the plains close to the ends of the outflow channels. ■Judging from the width and depth of the channels, the flow rates must have been truly enormous─perhaps as much as a hundred times greater than the 105 tons per second carried by the great Amazon river. Flooding shaped the outflow channels approximately 3 billion years ago, about the same times as the northern volcanic plains formed. 12. Look at the four squares [■] that indicate where the following sentence could be added to the passage. These landscape features differ from runoff channels in a number of ways. Where would the sentence best fit? 答案A 這題我想找■前面有landscape features 相關描述的(一定是複數) 並且■後面的描述可能有關runoff channels和某些東西之間的不同 不過似乎好幾個■前面都有landscape features 像是outflow channels, plains 後面又沒有runoff channel, differ的同義詞 我不知道如何判斷A是答案 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 210.69.124.21 ※ 編輯: k770618x 來自: 210.69.124.21 (11/15 15:20)
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