题目

The old man is always lying in the sofa,                              the past days he spent in the countryside. A. looking back at                                               B. taking possession of C. drawing his attention to                                    D. making fun of 答案：A正在拉二胡的一位同学不断用手指上下移动去控制琴弦，这样做的目的是（ ）A．使二胡发出不同的音调B．为了获得更好的音色C．为了获得更大的响度D．阻止琴弦振动发音