Onceuponatime，therewerethreetortoises（乌龟）whowerefriends．Oneofthemwasalargetortoise，onewasamedium-sizedtortoiseand（41）___wasasmalltortoise．Onedaytheywentintoarestaurantand（42）___somecake．Whi

　　Once upon a time，there were three tortoises（乌龟） who were friends．

　　One of them was a large tortoise，one was a medium-sized tortoise and （41）___ was a small tortoise．

　　One day they went into a restaurant and （42）___ some cake．While they were （43）___ the cake，they remembered that they hadn't brought （44）___ money．"Hey，we forgot to bring money to （45）___ for our cake，"the big tortoise said．"The little tortoise can go home and get it，"the medium-sized tortoise said．"He's the youngest，so he should be the one to go．"

　　The little tortoise wasn't very pleased at this，but he knew he should （46）___ his elders，so he said，"All right，I'll go．But you must promise not to eat my cake （47）___ I'm away．"

　　The large tortoise and the medium-sized tortoise agreed，and the little tortoise set off for home to get some （48）___．

　　A few days later，the big tortoise said to the medium-sized tortoise，"Let's eat the little tortoise's cake．I'm hungry again．""（49）___．"the medium-sized tortoise said，and reached for the cake．

　　As she did so，the little tortoise （50）___ from near the door of the restaurant，"If you touch my cake，I won't go and get the money!"

　　41．A．the otherB．othersC．another42．A．boughtB．orderedC．made43．A．waiting forB．waiting inC．waiting44．A．someB．anyC．many45．A．spendB．costC．pay46．A．agree withB．agreeaboutC．agree for47．A．untilB．beforeC．after48．A．cakeB．moneyC．food49．A．So am IB．So I amC．Nor am I50．A．smiledB．stoodC．shouted．