Paras.24-27 1.The main idea of these four paragraphs:the imagination of Martian civilization and the disappointment brought by the evidence collected by the Viking landers in 1976. 2.That seemed to change.canals So the implication is the discovery of the Martian canals which appeared to be true made people that evidence of space had been found.But the whole thing was built on something which might not be true so the confidence might not last.The use of"seem" and"appear"shows the author is trying to make clear this is not a fact but at that time it was thought to be a fact. 3.Why did Lowell think that the Martians would certainly have to be superior to people on Earth? Lowell thought so for two reasons.(1)their globe-spanning engineering projects appeared technologically superior:(2)if they could live harmoniously over the whole of the planet,it would show they had a more advanced character. 4.Comment on the last sentence in Para27:There is a contrast in this sentence fantastic triumph is pitted against a two-decade funk Para.28-34 1.The main idea of this section:the discovery of Martian meteorite ALH 84001 and the debate evolved over the discovery. 2.The organization of Para.28 and 29:The first sentence in Para28 serves as a transition.The last part of the last sentence of Para 28 runs like this:spread to Earth a meteorite,and the first sentence of Para29 reads:which brings up rhe more famous Martian meteorite 3.Everyone realized the historical glory.of being wrong Everyone knew that if what appeared to be microfossils were confirmed to be such then the discovery would be of historic significance.but if they proved to be something else.the adverse effect that followed would be equally dramastic. Para.35-37 1.Para.35 plays two roles:one isto develop the idea put forward by Gibson,the other is to pave the way for Para.36 and 37 by asking the two questions 2.Are the Mars rock? The two questions involve two possibilities:one is the fossils are real and genuine but people are conservative and reluctant to accept revolutionary ideaThe other is theyParas. 24—27 1. The main idea of these four paragraphs: the imagination of Martian civilization and the disappointment brought by the evidence collected by the Viking landers in 1976. 2. That seemed to change . canals So the implication is the discovery of the Martian canals which appeared to be true made people that evidence of space had been found.But the whole thing was built on something which might not be true so the confidence might not last.The use of “seem” and “appear” shows the author is trying to make clear this is not a fact but at that time it was thought to be a fact. 3. Why did Lowell think that the Martians would certainly have to be superior to people on Earth? Lowell thought so for two reasons: (1) their globe-spanning engineering projects appeared technologically superior; (2) if they could live harmoniously over the wh ole of the planet,it would show they had a more advanced character. 4. Comment on the last sentence in Para.27: There is a contrast in this sentence - fantastic triumph is pitted against a two-decade funk Para. 28—34 1. The main idea of this section: the discovery of Martian meteorite ALH 84001 and the debate evolved over the discovery. 2. The organization of Para.28 and 29: The first sentence in Para.28 serves as a transition.The last part of the last sentence of Para.28 runs like this: spread to Earth a meteorite; and the first sentence of Para.29 reads: which brings up rhe more famous Martian meteorite. 3. Everyone realized the historical glory . of being wrong Everyone knew that if what appeared to be microfossils were confirmed to be such,then the discovery would be of historic significance,but if they proved to be something else,the adverse effect that followed would be equally dramastic. Para.35—37 1. Para.35 plays two roles: one is to develop the idea put forward by Gibson;the other is to pave the way for Para. 36 and 37 by asking the two questions 2. Are the Mars rock fossils . canals? The two questions involve two possibilities: one is the fossils are real and genuine but people are conservative and reluctant to accept revolutionary idea.The other is they