Section A-|||-Directions: In this section,there is a passage with ten blanks. You are required to select one word for each-|||-blank from a list of choices given in a word bank following the passage. Read the passage through carefully-|||-before making your choices.Each choice in the bank is identified by a letter.Please mark the corresponding-|||-letter for each item on Answer Sheet 2 with a single line through the centre.You may not use any of the-|||-words in the bank more than once.-|||-Questions 26 to 35 are based on the following passage.-|||-Researchers have identifi 1.4 million animal species so far -and millions remain to be discovered,-|||-named,and scientifically described.So how much would it actually cost to 26 every animal on Earth?A-|||-pair of Brazilian scientists has crunched (大量运算)the numbers and 27 up with an answer:-|||-billion.-|||-That`s way more than the billion that famed Harvard University biologist Edward O.Wilson estimated-|||-back in 2000-and that was for every species on Earth,not just animals. But even billion would be a-|||- 28 price to pay to understand the creatures that 29 such essentials as agriculture,fisheries,new-|||-drugs,and energy sources,says ornithologis (鸟类学家)Joel Cracraft of the American Museum of Natural-|||-History in New York City."Literally,the world economy runs on biodiversity,"he says."People don`t-|||-understand really,deeply how much we depend on biodiversity."-|||-Most biolologolstagree that with extinction rates 30 and climate change looming,the 31 to-|||-document the planet`s biodiversity-or biota (生物区) -isurgent, 32 considering the essential role these-|||-life forms play in crop pollination,clean air,and other aspects of human 33 "We are losing species by-|||-extinction faster than we are describing new species"according to some estimates,says biologist Antonio-|||-Marques,who 34 the new paper with Fernando Carbayo,both at the University of St.Paulo in Brazil.-|||-"We have to know the biota to preserve and conserve the biota,"he says.-|||-Besides the money,another huge 35 to a complete understanding of the animal kingdom is a global-|||-shortage of taxonomists (分类学家),experts say.-|||-A)attempt F) effort K)obstacle-|||-B) cheaper G)enable L) small-|||-C)classify H) especially M)soaring-|||-D)coauthored I) exactly N) -being-|||-E)come J) identify O)yetSection A Directions;In this section,there is a passage with ten blanks.You are required to select one word for each blank from a list of choices given in a word bank following the passage.Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre.You may not use any of the words in the bank more than once. Questions 26 to 35 are based on the following passage. Researchers have identified 1.4 million animal species so far-and millions remain to be discovered, named, and scientifically described. So how much would it actually cost to_ 26every animal on Earth? A pair of Brazilian scientists has crunched(大量运算)the numbers and_ 27 up with an answer: 263 billion. That's way more than the 5 billion thatfamed Harvard University biologist Edward O. Wilson estimated back in 2000-and that was for every species on Earth,not just animals. But even 263 billion would be a _ 28 price to pay to understand the creatures that_ 29 such essentials as agriculture, fisheries,new drugs,and energy sources, says ornithologist (鸟类学家)Joel Cracraft of the American Museum of Natural History in New York City."Literally,the world economy runs on biodiversity," he says."People don't understand really, deeply how much we depend on biodiversity." Most biologists agree that with extinction rates 30_ and climate change looming,the 31_ to document the planet's biodiversity-or biota (生物区)-is urgent,_ 32 considering the essential role these life forms play in crop pollination, clean air,and other aspects of human_33."We are losing species by extinction faster than we are describing new species" according to some estimates,says biologist Antonio Marques, who_ 34 the new paper with Fernando Carbayo, both at the University of St. Paulo in Brazil. "We have to know the biota to preserve and conserve the biota," he says. Besides the money,another huge 35 to _a complete understanding of the animal kingdom is a global shortage of taxonomists (分类学家),experts say. ___A)attempt F)effort K)obstacle B) cheaper G)enable L)small C)classify H)especially M)soaring D)coauthored Dexactly N)well-being E)come J)identify O)yet

Section A Directions;In this section,there is a passage with ten blanks.You are required to select one word for each blank from a list of choices given in a word bank following the passage.Read the passage through carefully before making your choices. Each choice in the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre.You may not use any of the words in the bank more than once. Questions 26 to 35 are based on the following passage. Researchers have identified 1.4 million animal species so far-and millions remain to be discovered, named, and scientifically described. So how much would it actually cost to_ 26every animal on Earth? A pair of Brazilian scientists has crunched(大量运算)the numbers and_ 27 up with an answer: 263 billion. That's way more than the 5 billion thatfamed Harvard University biologist Edward O. Wilson estimated back in 2000-and that was for every species on Earth,not just animals. But even $263 billion would be a _ 28 price to pay to understand the creatures that_ 29 such essentials as agriculture, fisheries,new drugs,and energy sources, says ornithologist (鸟类学家)Joel Cracraft of the American Museum of Natural History in New York City."Literally,the world economy runs on biodiversity," he says."People don't understand really, deeply how much we depend on biodiversity." Most biologists agree that with extinction rates 30_ and climate change looming,the 31_ to document the planet's biodiversity-or biota (生物区)-is urgent,_ 32 considering the essential role these life forms play in crop pollination, clean air,and other aspects of human_33."We are losing species by extinction faster than we are describing new species" according to some estimates,says biologist Antonio Marques, who_ 34 the new paper with Fernando Carbayo, both at the University of St. Paulo in Brazil. "We have to know the biota to preserve and conserve the biota," he says. Besides the money,another huge 35 to _a complete understanding of the animal kingdom is a global shortage of taxonomists (分类学家),experts say. ___A)attempt F)effort K)obstacle B) cheaper G)enable L)small C)classify H)especially M)soaring D)coauthored Dexactly N)well-being E)come J)identify O)yet