A、 The development of electronic musical instruments.
B、 The relative costs of different types of musical instruments.
C、 The performance of classical music on synthesizers.
D、 The replacement of the harpsichord by the piano.

【正确答案】 A

【答案解析】主旨大意题。说话人在开头就提到从现在开始到学期末将学习electronic music，紧接着就开始讲述电子音乐乐器从1950s到现在的发展。所以选项A正确。

A、 At the beginning.
B、 In the middle.
C、 Near the end.
D、 Just after the end.

【正确答案】 C

【答案解析】判断推测题。短文开头指出We are rapidly nearing the end of this course in the history of classical music．由此可知讲话人讲授的古典音乐历史这一课程快要讲完了。后面又提到From now until the end of the term，所以可看出this talk发生在快接近学期末的时候。故选项C正确。

A、 He thinks it is too soon to tell.
B、 He disagrees with it.
C、 He is prized by it.
D、 He is alarmed by it.

【正确答案】 B

【答案解析】细节辨析题。说话人指出You know I don’t share this view，结合上下文可知说话人并不赞成电子乐器将取代古典音乐的观点。所以选项B正确。

A、 In the early nineteenth century.
B、 In the late nineteenth century.
C、 In the early twentieth century.
D、 In the late twentieth century.

【正确答案】 A

【答案解析】信息明示题。说话人指出Remember we’ve already studied the similar case in the early 19th century．可知乐器的又一个重大改变发生在the early 19th century。故选项A正确。