单选题 what does the multimedia actually mean?
(71)________________，multimedia means two or more media．if the publisher of this book wanted to join the current hype about multimedia，he could advertise the book as using multimedia technology．after all，it contains two media：text and graphics(the figures)．Nevertheless，when most people refer to multimedia，they generally mean the(72)________________ of two or more continuous media，that is，media have to be played during some well-defined timed times interval，usually with the users (73)________________．in practice，the two media are normally audio and video，that is，sound plus moving pictures．
in the multimedia environment，we have(74)________________ and text at the same time，we can also add the photograph，animation，good-quality sound，and full motion video．all of the technologies make computers more interesting and much (75)________________ to use．for example，a multimedia program can play a segment ofmovie：a cat was playing a reel ofthread，with“mewing…”the tableau can a be immediately capturedand pasted to a text at the side ofaparagraph of words．
单选题 71.
【正确答案】 A
【答案解析】本题考查对句子整体含义的理解。从字面上理解，多媒体的含义是两种或多种媒体，故选A。
单选题 72.
【正确答案】 D
【答案解析】本题考查对combination和mixture区别的理解。combination多用在抽象概念里mixture有混合物的意思，故选D。
单选题 73.
【正确答案】 C
【答案解析】本题考查词的不同含义。多媒体必须有互动，故选C。
单选题 74.
【正确答案】 D
【答案解析】本题考查对整句的把握。后半句提到了多媒体包含照片、动画、声音，所以前半句应该选择图形，故选D。
单选题 75.
【正确答案】 C
【答案解析】本题考查比较级。只有C项为比较级，故选C。