C．hole D．feather

　　解析：选D　(羽毛既然带不回家)小蚂蚁只好放弃。

　　15．A.after B．until

　　C．before D．once

　　解析：选C　小蚂蚁在搬羽毛前没想过会遇到种种问题。

　　16．A.nothing B．anything

　　C．something D．everything

　　解析：选A　最后，羽毛对小蚂蚁来说只是个负担。nothing more than＝nothing but，意为"只是，就是"。

　　17．A.study B．aim

　　C．dream D．life

　　解析：选D　作者通过小蚂蚁的经历联想到"我们"的生活也是如此。life与下文along life's path对应。

　　18．A.waste B．lack

　　C．worth D．danger

　　解析：选B　我们担心没钱。lack意为"缺乏"。

　　19．A.think B．find

　　C．wonder D．warn

　　解析：选B　"only to find ..."作结果状语，意为"结果发现......"。

　　20．A.bad B．practical

　　C．useless D．meaningful

　　解析：选C　到人生的尽头我们发现，先前所得是没用的，死后什么也带不走。

　　Ⅱ.语法填空

　　(2018·厦门高三质检)Little Free Library is a nonprofit organization that inspires a love for reading and builds community. It is also referred to __1__ neighborhood book exchanges around the world.

　　This is a creative idea __2__ (think) up by Todd Bol and Rick Brooks in 2009, which seeks __3__ (put) small book exchange boxes right in front of a house or on a street corner to offer free books to __4__(member) of the local community. Mini libraries of all shapes and sizes exist, from a __5__ (bright) painted wooden house to a library based on Doctor Who's TARDIS.

　　__6__ makes the idea so special? Their website states："Little Free Libraries have a unique, personal touch and there is an understanding that people are sharing their favorite books with their community. These are not just any old books __7__ a carefully organized collection. Besides, the library __8__ (it) is a piece of neighborhood art！"

Through Little Free Libraries, millions of books __9__ (exchange) each year among readers