题目

有只鸟在平静的湖面上飞翔，有时我们看到好像鸟在水中游，有时能看到鸟的阴影在水面上移动，则下列说法正确的是（ ） A . 前者是由于光沿直线传播形成的，后者是由于光的反射形成的 B . 前者光线较强，后者光线较弱，两者原理相同 C . 前者是鸟的像，后者是鸟的影 D . 前者是鸟的影，后者是鸟的像11．Whenever we hear about"the homeless，"，most of us think of the Developing World．But the（36）B is that homelessness is everywhere．For example，how many of us would expect to see people living on the streets of a（37）D country like Germany？Kurt Muller and his wife Rita have spent eleven years making（38）Cfor the homeless of Berlin，Germany's capital．They first（39）Aone long hot summer when most Germans were（40）Don holiday．Kurt and his wife stayed at home，made sandwiches，（41）B a table in the street and gave food to the homeless．The Mullers soon realized that food and clothing weren't（42）A．What these people also need is warmth and （43）D，"says Rita．The Mullers didn't （44）A to give their phone number to the street people and told them to phone anytime．Rita （45）C  there was somebody at home to answer the phone and their home was always （46）Ato anyone who couldn't face another night on the street．The couple were soon（47）Dall their time and money，so Kurt visited food and clothing companies to （48）Bdonations．Today，over thirty companies （49）Cdonate food and other goods to the cause and volunteers help  to（50）Cthem to the homeless．The public also give clothes and money and a shoe producer （51）A new shoes．Kurt and Rita receive no （52）B for their hard work．"We feel like parents，"says Rita，"and parents shouldn't （53）D money for helping their children．The love we get on the streets is our salary．"Though Rita admits she often gets（54）C．she says she will continue with her work because she likes the feeling of having made a （55）Bin the world．36．A．resultB．truthC．reasonD．idea37．A．traditionalB．developingC．typicalD．wealthy38．A．preparationsB．housesC．mealsD．suggestions 39．A．beganB．metC．calledD．left 40．A．asleepB．aloneC．acrossD．away41．A．brought upB．set upC．put asideD．gave away42．A．enoughB．necessaryC．helpfulD．expensive 43．A．fameB．freedomC．courageD．caring 44．A．hesitateB．agreeC．pretendD．intend45．A．make senseB．found outC．make sureD．worked out 46．A．openB．crowdedC．noisyD．near47．A．costingB．wastingC．takingD．spending48．A．pay forB．ask forC．look intoD．carry out49．A．completelyB．calmlyC．regularlyD．roughly 50．A．advertiseB．sellC．deliverD．lend 51．A．donatesB．producesC．designsD．collects 52．A．permissionB．paymentC．directionD．support53．A．borrowB．raiseC．saveD．expect 54．A．surprisedB．excitedC．tiredD．amused 55．A．profitB．differenceC．decisionD．rule