Having written a book on rock music and a book on jazz music, and now writing a book __31__ the classical music of the 20 th century, I felt the __32__ to put somewhere the music that does not quite fit __33__ of these kinds of music. I also felt that I needed to research the beginning of the popular music in Western Europe and the USA in order to __34__ understand the change of the jazz and rock music. I also felt that ethnic music has become so __35__ that one should research the development from Western European and USA music. This book aims at __36__ all these gaps (差异). I did my best to give it a systematic feeling, although it is clear that musicians from such different parts of the world had very __37__ in common. Only after the joining together of the 1907s can we __38__ of a worldwide history of popular music. This book is about the __39__ of that formation (形成). It was not very difficult to decide how to __40__ jazz music from pop music. It was much more __41__ to decide how to separate rock music __42__ the rest of popular music, because rock music has taken in just about everything. Pieces of this book were firstly written for my 2003 books on rock music. __43__ that happened after the 1960s will be in the book on rock music. The __44__ is that you should read this book first, then the __45__ of jazz music and the history of rock music. 小题1: A．in B．on C．to D．for 小题2: A．need B．change C．music D．book 小题3: A．neither B．both C．either D．all 小题4: A．good B．well C．worse D．better 小题5: A．good B．bad C．popular D．nice 小题6: A．filling B．breaking C．forming D．making 小题7: A．few B．little C．large D．much 小题8: A．talk B．find C．tell D．say 小题9: A．reason B．middle C．ending D．beginning 小题10: A．separate B．divide C．cut D．take 小题11: A．difficult B．wonderful C．important D．necessary 小题12: A．between B．from C．to D．into 小题13: A．Thing B．Nothing C．Anything D．Something 小题14: A．situation B．question C．problem D．idea 小题15: A．story B．history C．beginning D．difference