5．The box of eggs was_marked_with "Care".

　　鸡蛋盒标着"小心"的字样。

　　Ⅳ.完形填空

　　I was a first officer at an airline.One Christmas Eve, I was checking instruments in __1__ for my last flight of the day __2__ I heard a noise behind me.I looked __3__ my shoulder.Just outside the cockpit (驾驶舱) doorway was a boy of about nine __4__ at the cockpit.At my glance he started to __5__."Come on in here，" I called.The boy stepped __6__ into the cockpit."My name's Chad，" I said, sticking out my hand.With a shy smile he put his hand in __7__， "I'm Sam."

　　The captain would be in any minute.Sam looked so __8__ that I didn't want to cut short his fun.I told Sam the __9__ of each button.Finally Captain Jim came aboard.I __10__ Sam to Jim, who gave him a broad smile."You ever __11__ an airplane before, Sam？"Jim asked.Eyes wide, Sam __12__ his head.Following my __13__， he carefully pressed a button as big as his hand to start the __14__， which hummed (发出嗡嗡声) to life.Sam looked like he was about to cry with__15__.We started up the other engine, __16__， and arrived in Macon about 40 minutes later.

　　Early Christmas morning, Sam's mother came by and __17__ a tin of cookies with a note of thanks.Jim looked at it, __18__， and read it aloud, "Thank you for what you've done.Sam has been dreaming about becoming a pilot.__19__， he's got cancer ..."

　　A small __20__ deed that one does can make a big difference to someone else's life.

　　语篇解读：本文主要讲述了作者在例行检查飞机时，无意间的好心之举对一个罹患癌症的小孩儿有非凡意义的故事。

　　1．A.time　　　　　　　　 B．return

　　C．preparation D．exchange

　　解析：选C　根据下一段的"Finally Captain Jim came aboard"可推知，当时飞机还没有起飞，作者在做一些起飞前的检查工作，与作者的身份officer呼应。

　　2．A.after B．when

　　C．as if D．even though

　　解析：选B　固定句型be doing ... when ... 意为"正在做某事时，突然......"，空处与语境"I was checking"呼应，故选B。

　　3．A.over B．around

　　C．above D．from

　　解析：选A　根据语境"I heard a noise behind me"可推知，作者当时回过头去看，over意为"从一边到另一边"，故选A。

　　4．A.glaring B．aiming

C．shouting D．staring