完形填空

　　Once upon a time a peacock(孔雀)and a tortoise(乌龟)became good friends．The peacock lived in a tree on the bank of a river in which the tortoise had his 　　1　　．Every day after the peacock had a drink of water, he 　　2　　 dance near the river and 　　3　　 his beautiful feathers to his friend．

　　One 　　4　　 day, a hunter caught the peacock and was about to 　　5　　 him away to the market．The unhappy bird 　　6　　 the hunter to allow him to say goodbye to his friend, the tortoise, 　　7　　 it would be the last time he would see him．The hunter 　　8　　 and took him to the tortoise．

　　The tortoise asked the hunter to let the peacock 　　9　　, but the hunter laughed at the request, 　　10　　 that was his means of livelihood(生活)．Then the tortoise said,“If I give you a beautiful present, will you let my friend go?”

　　“　　11　　,”answered the hunter,“that is all I want．”

　　The tortoise 　　12　　 into the water and in a few seconds he came up with a beautiful pearl．To the hunter's great astonishment, he handed it to him．This was 　　13　　 the hunter's expectation, and he freed the peacock immediately．

　　A short time later, the bad hunter 　　14　　 and told the tortoise that he thought he had not 　　15　　 enough for the release of his friend, and 　　16　　 that, unless a pearl which is similar to that one was offered to him, he would catch the peacock again．The tortoise, who had already advised his friend to 　　17　　 himself in a distant place, was greatly 　　18　　 with the greedy man．“Well,”said the tortoise,“if you 　　19　　 having another pearl like this one, give it to me and I will find you a(an)　　20　　 match of it．”

　　The hunter gave the pearl to the tortoise quickly．Then the tortoise replied,“I can't find another one and give you two!”

　　He disappeared into the river, leaving the hunter sorry for being so greedy．

For each blank in the following passage there are four words or phrases marked A, B, C and D．Fill in each blank with a word or phrase that best fits the context．

　　Two friends visited the zoo together．The zoo was very large and it was impossible to go 　　1　　．They had to decide where and which animal to visit as their time was 　　2　　．So both of them agreed not to repeat the journey after choosing a branch road at every fork．

　　A road sign at the first fork indicated one way to the 　　3　　 quarters and the other to the tiger hill．They decided on the former after a brief discussion because lions were “the king of the grassland”．The second showed a division going 　　4　　 to the panda and the peacock．They favored panda as it was the nation's treasure and went its way．Thus they made choices all along the way and each choice meant a rejection that they couldn't help 　　5　　．But they had to make it, and immediately， for it brooked(容忍)no delay．If they 　　6　　 they would miss more．Only rapid decision could offer more chances for sightseeing and 　　7　　 possible regret．

　　Life is more or less like this－alternatives often occur that one has to choose, for example， between two 　　8　　 jobs, two fascinating wooers(追求者)．To obtain one you have to 　　9　　 the other－you can only get 　　10　　 of it．If you spend time weighing the pros and cons and calculating gains and losses， you will most likely end up in empty-handedness．Don't be sad about it．At least you have got half of the desirable things in life－something that is hard to come by．