Unit 5 A Delicate world 单词短语句型语法（教材考点精练）英语外研版选择性必修第二册

Unit 5 A delicate world 单元重点单词短语句型语法精练 （时间：60分钟，满分：100分） 教材考点概览 考点夯基攻坚 小题夯基·精准突破 一、根据首字母填空（共5小题，每小题1分，共5分） The wetland provides a natural h for hundreds of bird species. 【答案】(h)abitat 【解析】habitat意为“栖息地”，natural habitat为教材核心搭配。 故填(h)abitat。 After being introduced, the fish developed an a for native insects. 【答案】(a)ppetite 【解析】develop an appetite for意为“开始喜欢吃……；对……产生食欲”。 故填(a)ppetite。 Long-term c depends on protecting the whole ecosystem, not one species alone. 【答案】(c)onservation 【解析】conservation意为“保护；保育”，符合生态保护语境。 故填(c)onservation。 A s number of trees were damaged by the storm. 【答案】(s)ubstantial 【解析】substantial意为“大量的；重大的”，a substantial number of表示“大量的”。 故填(s)ubstantial。 Scientists planned an i to restore balance to the lake. 【答案】(i)ntervention 【解析】intervention意为“干预”，科学干预用于恢复生态平衡。 故填(i)ntervention。 二、根据汉语提示填空。（共5小题，每小题1分，共5分） The island's （生态） has gradually recovered after years of protection. 【答案】ecology 【解析】ecology意为“生态；生态学”，作句子主语。 故填ecology。 The new measures caused the invasive plant population to （减少）. 【答案】decrease 【解析】decrease意为“减少”，cause...to后接动词原形。 故填decrease。 Some pests eventually developed （免疫力） to the chemical. 【答案】immunity 【解析】immunity意为“免疫力”，develop immunity to为常见搭配。 故填immunity。 Plants absorb water and dissolved （营养物） from the soil. 【答案】nutrients 【解析】nutrient意为“营养物”，此处为多种营养物，常用复数nutrients。 故填nutrients。 Too many rabbits can destroy native （植被） and cause soil erosion. 【答案】vegetation 【解析】vegetation意为“植被”，为不可数名词。 故填vegetation。 三、用单词的适当形式填空（共10小题，每小题1分，共10分） Wildlife (conserve) requires long-term monitoring and public support. 【答案】conservation 【解析】句子缺少名词作主语，conserve的名词形式为conservation。 故填conservation。 The project aims to restore the river's (ecology) balance. 【答案】ecological 【解析】空格修饰balance，应用形容词ecological。 故填ecological。 Removing too much vegetation can lead to serious soil (erode). 【答案】erosion 【解析】soil后接名词erosion，表示“土壤侵蚀”。 故填erosion。 Many fruit crops depend on insects for (pollinate). 【答案】pollination 【解析】介词for后接名词pollination“授粉”。 故填pollination。 The return of native birds is a sign of the wetland's gradual (recover). 【答案】recovery 【解析】gradual修饰名词，recover的名词形式为recovery。 故填recovery。 Students found it (difficulty) to identify every species without expert help. 【答案】difficult 【解析】find it + adj. + to do sth.中it为形式宾语，故用形容词difficult。 故填difficult。 The team considered it (necessity) to remove the invasive plants in stages. 【答案】necessary 【解析】consider it + adj. + to do sth.，应用necessary。 故填necessary。 We think it (importance) that visitors stay on marked paths. 【答案】important 【解析】think it + adj. + that...中it作形式宾语，故用important。 故填important。 New sensors make it (possibility) for scientists to monitor the wetland day and night. 【答案】possible 【解析】make it + adj. + for sb. to do sth.，应用possible。 故填possible。 Many volunteers found it (surprise) that such a small pond supported so many species. 【答案】surprising 【解析】find it surprising that...表示“发现……令人惊讶”。 故填surprising。 四、单项选择（共15小题，每小题2分，满分30分） 1．After cats were introduced, they soon developed ________ the island's native birds. A．a contrast to B．an appetite for C．a route to D．an access to 【答案】B 【解析】develop an appetite for意为“开始喜欢吃……”。 故选B。 2．Without natural predators, the rabbit population quickly got ________. A．on the road B．in harmony C．under construction D．out of control 【答案】D 【解析】out of control意为“失去控制”。 故选D。 3．The virus reduced rabbit numbers; ________, the cats turned back to native birds for food. A．in consequence B．for good C．at first D．in contrast 【答案】A 【解析】in consequence意为“因此；结果”，体现因果关系。 故选A。 4．The team wanted to solve the invasive-species problem ________. A．in turn B．by accident C．once and for all D．at times 【答案】C 【解析】once and for all意为“彻底地；一劳永逸地”。 故选C。 5．After years of restoration, the wetland is finally ________. A．out of control B．in consequence C．on the road to recovery D．at risk 【答案】C 【解析】on the road to recovery意为“走上恢复之路”。 故选C。 6．We ________ future generations to protect ecosystems rather than pass the damage on to them. A．owe it to B．prey on C．break down D．release into 【答案】A 【解析】owe it to sb. to do sth.表示“有责任/有义务为某人做某事”。 故选A。 7．Owls ________ small mammals and help keep their numbers in balance. A．absorb B．pollinate C．collapse D．prey on 【答案】D 【解析】prey on意为“捕食”。 故选D。 8．Fungi and bacteria ________ dead matter and return nutrients to the soil. A．take over B．break down C．develop D．fit in 【答案】B 【解析】break down意为“分解”，符合分解者功能。 故选B。 9．Many students find ________ difficult to understand an ecosystem by looking at only one species. A．it B．that C．this D．one 【答案】A 【解析】find it + adj. + to do sth.中it作形式宾语。 故选A。 10．Experts consider it necessary ________ the invasive plants before they spread further. A．remove B．removing C．to remove D．removed 【答案】C 【解析】consider it necessary to do sth.为形式宾语结构。 故选C。 11．The new observation platform makes it possible ________ visitors to watch birds without disturbing them. A．of B．for C．with D．from 【答案】B 【解析】make it possible for sb. to do sth.中for引出不定式逻辑主语。 故选B。 12．Roots ________ water and dissolved nutrients from the soil. A．release B．collapse C．decrease D．absorb 【答案】D 【解析】absorb意为“吸收”，符合植物根系功能。 故选D。 13．Healthy soil provides plants with the ________ they need to grow. A．traps B．departures C．nutrients D．criteria 【答案】C 【解析】nutrients意为“营养物”，符合植物生长语境。 故选C。 14．A ________ number of volunteers joined the island clean-up campaign. A．substantial B．native C．visual D．mysterious 【答案】A 【解析】substantial意为“大量的”，a substantial number of为常用搭配。 故选A。 15．The scientists designed a careful ________ rather than changing the ecosystem blindly. A．appetite B．altitude C．immunity D．intervention 【答案】D 【解析】intervention意为“干预”，与careful及ecosystem搭配。 故选D。 五、完成句子（共10小题，每小题2分，满分20分） 1．People think protecting wetlands is necessary.（用it作形式宾语改写） People think necessary to protect wetlands. 【答案】it 【解析】think it + adj. + to do sth.中it作形式宾语。 故填it。 2．The team found that monitoring every species was difficult.（用it作形式宾语改写） The team found difficult to monitor every species. 【答案】it 【解析】find it + adj. + to do sth.为形式宾语结构。 故填it。 3．专家认为分阶段清除入侵植物是必要的。 Experts consider to remove invasive plants in stages. 【答案】it; necessary 【解析】consider it necessary to do sth.表示“认为做某事有必要”。 故填it; necessary。 4．新的传感器使科学家全天监测湿地成为可能。 New sensors make for scientists to monitor the wetland day and night. 【答案】it; possible 【解析】make it possible for sb. to do sth.中it为形式宾语。 故填it; possible。 5．游客发现这个小岛拥有如此丰富的生物多样性令人惊讶。 Visitors find that the small island has such rich biodiversity. 【答案】it; surprising 【解析】find it surprising that...为形式宾语结构。 故填it; surprising。 6．这些猫开始捕食当地鸟类。 The cats developed the native birds. 【答案】an; appetite; for 【解析】develop an appetite for意为“开始喜欢吃……”。 故填an; appetite; for。 7．必须彻底解决这个入侵物种问题。 The invasive-species problem must be solved . 【答案】once; and; for; all 【解析】once and for all意为“彻底地；一劳永逸地”。 故填once; and; for; all。 8．经过多年的保护，这片湿地终于走上恢复之路。 After years of protection, the wetland is finally . 【答案】on; the; road; to recovery 【解析】on the road to recovery意为“走上恢复之路”。 故填on; the; road; to recovery。 9．分解者把死亡的动植物分解成营养物。 Decomposers dead animal and vegetable matter into nutrients. 【答案】break; down 【解析】break down意为“分解”。 故填break; down。 10．我们有责任为下一代保护这个生态系统。 We future generations to protect this ecosystem. 【答案】owe; it; to 【解析】owe it to sb. to do sth.表示“有责任为某人做某事”。 故填owe; it; to。 综合攻坚·知能拔高 一、语法选择（共10小题，每小题1分，满分10分） When our biology club first examined the pond behind the gym, we found 1 hard to believe that such a small place could support much life. The surface was covered by an invasive floating plant, and our teacher considered it necessary 2 before the plant spread further. We began by recording the species already present. This made it possible 3 later changes rather than simply guess. Some students wanted to clear every unwanted plant at once, but our teacher thought it unwise 4 the pond too quickly. Instead, we removed small areas each week and watched how insects and water plants responded. After two months, dragonflies returned, and we all found it 5 that the recovery could be seen so clearly. The project also made 6 clear that conservation is not simply about removing a problem species. Whenever we cleared invasive plants, we left some vegetation so insects could 7 shelter. By the end, I considered it important 8 every intervention carefully. The experience made it easier for me 9 ecosystems as networks, and I find it encouraging 10 students can help restore a place they use every day. 1．A．it B．that C．this 2．A．act B．to act C．acting 3．A．to measure B．measure C．measured 4．A．changing B．change C．to change 5．A．surprise B．surprising C．surprised 6．A．it B．this C．that 7．A．find B．to find C．finding 8．A．explaining B．explained C．to explain 9．A．see B．to see C．seeing 10．A．that B．what C．whether 【答案】1—5 ABACB 6—10 ABCBA 【解析】本文讲述学校生物社团分阶段修复校园池塘的过程。学生通过记录、观察和谨慎干预认识到生态保护不是简单“清除问题”，而是理解物种之间的联系并持续监测。 1．find it hard to do sth.中it作形式宾语。 故选A。 2．consider it necessary to do sth.后接不定式。 故选B。 3．make it possible to do sth.中不定式为真正宾语。 故选A。 4．think it unwise to do sth.，应用to change。 故选C。 5．find it surprising that...中surprising作宾补。 故选B。 6．make it clear that...中it为形式宾语，that从句是真正宾语。 故选A。 7．so insects could find shelter，情态动词could后用动词原形。 故选B。 8．consider it important to do sth.，应用to explain。 故选C。 9．make it easier for sb. to do sth.，应用to see。 故选B。 10．find it encouraging that...后接that从句。 故选A。 二、完形填空（共10小题，每小题1分，满分10分） 根据短文内容，从A、B、C、D四个选项中选出一个能填入相应空格内的最佳答案，并把答题卡上对应题目的答案标号涂黑。 When residents in one neighbourhood noticed fewer bees each spring, they first thought the answer was simply to add more beehives. An ecologist, however, asked them to look deeper: what had caused the 1 in the first place? The survey showed that many gardens offered flowers for only a few weeks and provided little nesting 2 . The solution was to link balconies, school grounds and small gardens into a 3 corridor of food and shelter. Residents planted 4 flowers that bloom at different times of year, so bees would not have to 5 one short flowering season. Gardeners also agreed to reduce unnecessary chemical use and leave some bare soil for ground-nesting species. Students 6 bee visits every weekend. The numbers did not rise immediately, but they increased 7 as more plants matured. Other insects appeared as well, followed by birds that fed on them. The project succeeded because it restored a 8 of relationships rather than focusing on one species alone. It also showed that conservation requires a 9 between human preferences and ecological needs. Small gardens may seem unimportant, but together they can have a 10 effect. 1．A．appetite B．decline C．departure D．altitude 2．A．habitat B．criterion C．virus D．trap 3．A．released B．collapsed C．connected D．dissolved 4．A．visual B．native C．mysterious D．substantial 5．A．prey on B．break down C．rely on D．owe to 6．A．recorded B．ignored C．predicted D．released 7．A．suddenly B．gradually C．rarely D．equally 8．A．comparison B．nutrient C．departure D．network 9．A．balance B．virus C．status D．trap 10．A．secure B．legendary C．substantial D．visual 【答案】1—5 BACBC 6—10 ABDAC 【解析】文章介绍社区建立“传粉者生态廊道”的实践。项目没有只增加蜂箱，而是通过本地植物、连续花期、筑巢空间和持续监测恢复物种之间的生态联系。 1．文章开头说明蜜蜂数量变少，故应是decline“下降”。 故选B。 2．蜜蜂需要筑巢的habitat“栖息地/生境”。 故选A。 3．多个小空间被连接成connected corridor“连通廊道”。 故选C。 4．保护本地生态应种植native“本地的”花卉。 故选B。 5．全年花期错开，蜜蜂不必rely on“依赖”单一短花期。 故选C。 6．学生每周recorded“记录”蜜蜂访问情况。 故选A。 7．植物成熟需要时间，因此数量gradually“逐渐”增加。 故选B。 8．生态系统是关系的network“网络”。 故选D。 9．保护项目需要在人类偏好与生态需求之间取得balance“平衡”。 故选A。 10．多个小花园共同产生substantial“显著的”影响。 故选C。 三、补全对话（共5小题，每小题2分，满分10分） 下面是手机微信聊天的界面，请根据聊天内容，从文后所给的选项中选出能填入空白处的最佳选项。选项中有两项为多余项。 WeChat Friends （3 persons） A: Our biology club is doing a biodiversity survey around the school pond this Saturday. B: Sounds interesting. 1 A: We’ll record plants, insects and birds, and note where each species is found. B: 2 A: Because we need a baseline before suggesting any changes to the pond. B: That makes sense. I noticed a fast-growing plant covering one corner. 3 A: Not yet. We should identify it first. Removing the wrong species could cause another problem. B: 4 A: Exactly. Our teacher says intervention should be based on evidence. B: What happens after the survey? A: 5 Then we’ll compare the results again next term. B: Great. I like that the project is about monitoring, not just one clean-up day. A: That’s the idea. B: Count me in. A: Bring a notebook and your phone for photos. A．What exactly will we do? B．Why do we need to collect so much information first? C．Should we remove it immediately? D．So we need to understand the ecosystem before taking action. E．We’ll make a small restoration plan based on what we find. F．Every unfamiliar plant should be destroyed. G．There is no need to monitor the pond again. 【答案】1．A 2．B 3．C 4．D 5．E 【解析】对话围绕校园池塘生物多样性调查展开，强调先调查、再判断、谨慎干预和持续监测，体现生态系统保护需要基于证据。 1．下文列举记录植物、昆虫和鸟类等具体任务，故A项询问“具体做什么”。 故选A。 2．下文解释要建立baseline，故B项询问信息收集的原因。 故选B。 3．下文回答“Not yet”并说明先鉴定，故C项询问是否立即清除。 故选C。 4．下文“Exactly”及基于证据的干预，承接D项总结。 故选D。 5．上文问调查之后做什么，E项说明制定修复计划并后续比较。 故选E。 1 / 14 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $ Unit 5 A delicate world 单元重点单词短语句型语法精练 （时间：60分钟，满分：100分） 教材考点概览 考点夯基攻坚 小题夯基·精准突破 一、根据首字母填空（共5小题，每小题1分，共5分） The wetland provides a natural h for hundreds of bird species. After being introduced, the fish developed an a for native insects. Long-term c depends on protecting the whole ecosystem, not one species alone. A s number of trees were damaged by the storm. Scientists planned an i to restore balance to the lake. 二、根据汉语提示填空。（共5小题，每小题1分，共5分） The island's （生态） has gradually recovered after years of protection. The new measures caused the invasive plant population to （减少）. Some pests eventually developed （免疫力） to the chemical. Plants absorb water and dissolved （营养物） from the soil. Too many rabbits can destroy native （植被） and cause soil erosion. 三、用单词的适当形式填空（共10小题，每小题1分，共10分） Wildlife (conserve) requires long-term monitoring and public support. The project aims to restore the river's (ecology) balance. Removing too much vegetation can lead to serious soil (erode). Many fruit crops depend on insects for (pollinate). The return of native birds is a sign of the wetland's gradual (recover). Students found it (difficulty) to identify every species without expert help. The team considered it (necessity) to remove the invasive plants in stages. We think it (importance) that visitors stay on marked paths. New sensors make it (possibility) for scientists to monitor the wetland day and night. Many volunteers found it (surprise) that such a small pond supported so many species. 四、单项选择（共15小题，每小题2分，满分30分） 1．After cats were introduced, they soon developed ________ the island's native birds. A．a contrast to B．an appetite for C．a route to D．an access to 2．Without natural predators, the rabbit population quickly got ________. A．on the road B．in harmony C．under construction D．out of control 3．The virus reduced rabbit numbers; ________, the cats turned back to native birds for food. A．in consequence B．for good C．at first D．in contrast 4．The team wanted to solve the invasive-species problem ________. A．in turn B．by accident C．once and for all D．at times 5．After years of restoration, the wetland is finally ________. A．out of control B．in consequence C．on the road to recovery D．at risk 6．We ________ future generations to protect ecosystems rather than pass the damage on to them. A．owe it to B．prey on C．break down D．release into 7．Owls ________ small mammals and help keep their numbers in balance. A．absorb B．pollinate C．collapse D．prey on 8．Fungi and bacteria ________ dead matter and return nutrients to the soil. A．take over B．break down C．develop D．fit in 9．Many students find ________ difficult to understand an ecosystem by looking at only one species. A．it B．that C．this D．one 10．Experts consider it necessary ________ the invasive plants before they spread further. A．remove B．removing C．to remove D．removed 11．The new observation platform makes it possible ________ visitors to watch birds without disturbing them. A．of B．for C．with D．from 12．Roots ________ water and dissolved nutrients from the soil. A．release B．collapse C．decrease D．absorb 13．Healthy soil provides plants with the ________ they need to grow. A．traps B．departures C．nutrients D．criteria 14．A ________ number of volunteers joined the island clean-up campaign. A．substantial B．native C．visual D．mysterious 15．The scientists designed a careful ________ rather than changing the ecosystem blindly. A．appetite B．altitude C．immunity D．intervention 五、完成句子（共10小题，每小题2分，满分20分） 1．People think protecting wetlands is necessary.（用it作形式宾语改写） People think necessary to protect wetlands. 2．The team found that monitoring every species was difficult.（用it作形式宾语改写） The team found difficult to monitor every species. 3．专家认为分阶段清除入侵植物是必要的。 Experts consider to remove invasive plants in stages. 4．新的传感器使科学家全天监测湿地成为可能。 New sensors make for scientists to monitor the wetland day and night. 5．游客发现这个小岛拥有如此丰富的生物多样性令人惊讶。 Visitors find that the small island has such rich biodiversity. 6．这些猫开始捕食当地鸟类。 The cats developed the native birds. 7．必须彻底解决这个入侵物种问题。 The invasive-species problem must be solved . 8．经过多年的保护，这片湿地终于走上恢复之路。 After years of protection, the wetland is finally . 9．分解者把死亡的动植物分解成营养物。 Decomposers dead animal and vegetable matter into nutrients. 10．我们有责任为下一代保护这个生态系统。 We future generations to protect this ecosystem. 综合攻坚·知能拔高 一、语法选择（共10小题，每小题1分，满分10分） When our biology club first examined the pond behind the gym, we found 1 hard to believe that such a small place could support much life. The surface was covered by an invasive floating plant, and our teacher considered it necessary 2 before the plant spread further. We began by recording the species already present. This made it possible 3 later changes rather than simply guess. Some students wanted to clear every unwanted plant at once, but our teacher thought it unwise 4 the pond too quickly. Instead, we removed small areas each week and watched how insects and water plants responded. After two months, dragonflies returned, and we all found it 5 that the recovery could be seen so clearly. The project also made 6 clear that conservation is not simply about removing a problem species. Whenever we cleared invasive plants, we left some vegetation so insects could 7 shelter. By the end, I considered it important 8 every intervention carefully. The experience made it easier for me 9 ecosystems as networks, and I find it encouraging 10 students can help restore a place they use every day. 1．A．it B．that C．this 2．A．act B．to act C．acting 3．A．to measure B．measure C．measured 4．A．changing B．change C．to change 5．A．surprise B．surprising C．surprised 6．A．it B．this C．that 7．A．find B．to find C．finding 8．A．explaining B．explained C．to explain 9．A．see B．to see C．seeing 10．A．that B．what C．whether 二、完形填空（共10小题，每小题1分，满分10分） 根据短文内容，从A、B、C、D四个选项中选出一个能填入相应空格内的最佳答案，并把答题卡上对应题目的答案标号涂黑。 When residents in one neighbourhood noticed fewer bees each spring, they first thought the answer was simply to add more beehives. An ecologist, however, asked them to look deeper: what had caused the 1 in the first place? The survey showed that many gardens offered flowers for only a few weeks and provided little nesting 2 . The solution was to link balconies, school grounds and small gardens into a 3 corridor of food and shelter. Residents planted 4 flowers that bloom at different times of year, so bees would not have to 5 one short flowering season. Gardeners also agreed to reduce unnecessary chemical use and leave some bare soil for ground-nesting species. Students 6 bee visits every weekend. The numbers did not rise immediately, but they increased 7 as more plants matured. Other insects appeared as well, followed by birds that fed on them. The project succeeded because it restored a 8 of relationships rather than focusing on one species alone. It also showed that conservation requires a 9 between human preferences and ecological needs. Small gardens may seem unimportant, but together they can have a 10 effect. 1．A．appetite B．decline C．departure D．altitude 2．A．habitat B．criterion C．virus D．trap 3．A．released B．collapsed C．connected D．dissolved 4．A．visual B．native C．mysterious D．substantial 5．A．prey on B．break down C．rely on D．owe to 6．A．recorded B．ignored C．predicted D．released 7．A．suddenly B．gradually C．rarely D．equally 8．A．comparison B．nutrient C．departure D．network 9．A．balance B．virus C．status D．trap 10．A．secure B．legendary C．substantial D．visual 三、补全对话（共5小题，每小题2分，满分10分） 下面是手机微信聊天的界面，请根据聊天内容，从文后所给的选项中选出能填入空白处的最佳选项。选项中有两项为多余项。 WeChat Friends （3 persons） A: Our biology club is doing a biodiversity survey around the school pond this Saturday. B: Sounds interesting. 1 A: We’ll record plants, insects and birds, and note where each species is found. B: 2 A: Because we need a baseline before suggesting any changes to the pond. B: That makes sense. I noticed a fast-growing plant covering one corner. 3 A: Not yet. We should identify it first. Removing the wrong species could cause another problem. B: 4 A: Exactly. Our teacher says intervention should be based on evidence. B: What happens after the survey? A: 5 Then we’ll compare the results again next term. B: Great. I like that the project is about monitoring, not just one clean-up day. A: That’s the idea. B: Count me in. A: Bring a notebook and your phone for photos. A．What exactly will we do? B．Why do we need to collect so much information first? C．Should we remove it immediately? D．So we need to understand the ecosystem before taking action. E．We’ll make a small restoration plan based on what we find. F．Every unfamiliar plant should be destroyed. G．There is no need to monitor the pond again. 1 / 14 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $ Unit 5 A delicate world 单元重点单词短语句型语法精练 参考答案 考点夯基攻坚 小题夯基·精准突破 一、根据首字母填空（共5小题，每小题1分，共5分） 1．(h)abitat 2．(a)ppetite 3．(c)onservation 4．(s)ubstantial 5．(i)ntervention 二、根据汉语提示填空（共5小题，每小题1分，共5分） 1．ecology 2．decrease 3．immunity 4．nutrients 5．vegetation 三、用单词的适当形式填空（共10小题，每小题1分，共10分） 1．conservation 2．ecological 3．erosion 4．pollination 5．recovery 6．difficult 7．necessary 8．important 9．possible 10．surprising 四、单项选择（共15小题，每小题2分，满分30分） 1．B 2．D 3．A 4．C 5．C 6．A 7．D 8．B 9．A 10．C 11．B 12．D 13．C 14．A 15．D 五、完成句子（共10小题，每小题2分，满分20分） 1．it 2．it 3．it; necessary 4．it; possible 5．it; surprising 6．an; appetite; for 7．once; and; for; all 8．on; the; road; to recovery 9．break; down 10．owe; it; to 综合攻坚·知能拔高 一、语法选择（共10小题，每小题1分，满分10分） 1—5 ABACB 6—10 ABCBA 二、完形填空（共10小题，每小题1分，满分10分） 1—5 BACBC 6—10 ABDAC 三、补全对话（共5小题，每小题2分，满分10分） 1．A 2．B 3．C 4．D 5．E 1 / 14 学科网（北京）股份有限公司 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $