跟大家分享其中很具代表性的一道题：
15. According to the professor, why did the piano become more popular than the harpsichord'? D
A. Piano music was easier to compose than harpsichord music
B. Piano music was better for accompanying the popular new dances ofthe 1700s
C. The piano had a more attractive size and shape than the harpsichord.
D. The piano could express a wider range of emotions than the harpsichord.
这是一道比较目的题，问的是为什么钢琴比大键琴要更受欢迎了，请看原文：
Well,the percussive effect of those little hammers means that the pianist, unlike the harpsichordist, can control the dynamics of the sound - how softly or loudly each note is struck, hence the name, pianoforte, soft and loud. Now artistically for both composers and performers this was a major turning point. This brand new instrument, capable of producing loud and soft tones, greatly expanded the possibilities for conveying emotion.