题目

第二节 完形填空 (共20小题；每小题1分，满分20分) 请认真阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。    When we visit another country, differences in music and dance are   36   some of the first things that we notice. Every culture has   37   its own types of music and dance, which are very different from those of other societies.    Each type of music usually has a distinctive rhythm and a special sound,   38   on the kinds of instruments that are used to produce it.找准所需条件，计算下列图形的面积．（单位：米）