题目

阅读短文，回答问题If you ever visit anEnglish village, make sure to look out for morris dancing. Undoubtedly one ofthe strangest traditions of English culture, morris dancing is a form of folkdancing that dates back to the 15th century. If you ever get the opportunity,you really have to see it.Men and women wearingold-fashioned, shabby（破烂的）clothing dance inthe streets of towns and villages across the country during the holidayperiods. Women wear long skirts and men wear short trousers with bells attachedto them. They dance to traditional folk music which is often played on t把一个三角形纸片剪成两个小三角形，每个小三角形的内角和（ ）180度。A．大于 B．小于 C．等于