六级考试暑期备考的改错练习(2)

　　you are a book-lover or merely there to buy a book a 　　present. You may even have entered the shop 　　just to find shelters away a sudden shower. --72. 　　Whatever the reasons, you can soon become totally 　　unaware of your surroundings. The desire to pick 　　up a book with an attractive dust jacket is 　　irresistible, even this method of selection ought --73. 　　not to be followed, as you might end up with a 　　rather bored book. You soon become engrossed in --74. 　　some book or other, and usually it is only much 　　later that you realise you have spent far much --75. 　　time there and must dash off to keep some forgotten 　　appointment -- without buying a book, of course. 　　This opportunity to escape the realities of 　　everyday life is, I think, the main attraction of a 　　bookshop. There are not many places where it is 　　impossible to do this. A music shop is very much --76. 　　like a bookshop. You can wander round such places 　　to your hearts content. If it is a good shop, no 　　assistant will approach to you with the inevitable --77. 　　greeting: Can I help you, Sir? You neednt buy 　　anything if you dont want. In a bookshop an 　　assistant should remain the background until you --78. 　　have finished browsing. Then, only then, are his 　　services necessary. Of course, you may want to 　　find out where a particular section is, since when he --79. 　　has led you there, the assistant should retire 　　discreetly and look as he is not interested in --80. 　　selling a single book. 　　答案： 　　71. if -- whether 　　72. from 　　73. although 　　74. bored -- boring 　　75. too 　　76. impossible -- possible 　　77. / 　　78. in 　　79. since -- but 　　80. if