KEYS A 1．B 根据Once Upon a Time部分的“This is an ideal return gift for all your child’s friends on his birthday.You can also gift this book to inspire...child.”可知，它可以作为孩子们的理想礼物。故选B。 2．C 根据General Knowledge 2015部分中的“It can be used for preparation of competitive exams.”可知，General Knowledge 2015可以帮助人们准备竞争性考试。故选C。 3．D 细节理解题。根据文章第一句“The books listed here are reasonably cheap and also after discount they are even cheaper.”并结合四本书的价格可知，这四本书的共同点是它们售价低廉。故选D。 B 4．D 根据第一段中的“Pinfield Wells established the recycling center after the birth of her third child when she discovered that her town’s roadside recycling program did not accept certain items.”可知，当地垃圾回收机构的局限性促使Liz发起这个项目，故选D。 5．C 根据第三段第一句中的“...TerraCycle，a firm that turns the waste into small plastic balls for use in other products...”可知，TerraCycle将废弃物加工成小塑料球。故选C。 6．D 根据最后一段中的“Pinfield Wells hopes that her recycling center will raise awareness about the importance of recycling and encourage others to take small steps to reduce their carbon footprint.”可知，Liz希望她的回收中心能激励更多的人采取行动。故选D。 7．B 根据第一段最后一句提到Liz在发现当地回收机构存在局限后建立了一个回收中心以及后文该中心将回收垃圾所得款项用于公益事业，再结合最后一段的“Pinfield Wells hopes that her recycling center will raise awareness about the importance of recycling and encourage others to take small steps to reduce their carbon footprint.”综合推断可知，Liz是个负责任且思虑周全的人，故选B。 C 8．A 根据第二段中的“The team found that felines tended to react to their owner speaking in cat directed speech—but not to their owner speaking in adult tones or to a stranger using either adult or cat directed speech.”可知，宠物猫对主人的猫式语气反应明显。故选A。 9．B 根据第二段末句可知，猫往往对主人的猫式语气有反应，再由第三段中“Some people might be embarrassed about using special vocalizations for cats”可知，有些人可能会对使用特殊的声音给猫说话感到尴尬。画线单词的意思为“声音”，故选B。 10．B 根据第四段最后一句“The researchers used software to rate the cats’ reactions from multiple dimensions，making the result more convincing.”可知，以计算机软件为依托的综合分析使得Mouzon的研究更加可靠，故选B。 11．A 根据最后一段中“But she notes the study is too small and that future work is needed to expand the research to other cat populations.”可推知，Mouzon的研究还需要拓宽样本的种类，故选A。 D 12．A 根据第二段“During the world’s first holographic lesson，Ms Raducanu’s avatar(头像) appeared to feed balls to the players and gave live feedback on their shots，like ‘that was fast and there was lots of topspin on that’．”可知，拉杜卡努在第一节全息课上给球员一个实时的指导。故选A。 13．C 根据第五段中“By 2030，with active skin technology，the playing styles and even the sensations of top level players could be captured，so that anyone could experience ... ...
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