分类：教育/科学-学习帮助
问题：Englishproblem~~—Therearesomesty 
—There are some styles of music ___ the same origin.Blues,jazz and rock all come from the United States.—When you understand their histories,you will be able to understand more about American culture.A.that has    B.which has   C.which have此题选C，汉译：这有一些的风格有着相同的来源。布鲁斯，爵士乐和—There are some styles of music ___ the same origin.Blues,jazz and rock all come from the United States.—When you understand their histories,you will be able to understand more about American culture.A.that has    B.which has   C.which have此题选C，汉译：这有一些的风格有着相同的来源。布鲁斯，爵士乐和摇滚乐都来自于美国。请问为什么选C昂？styles不是复数吗？应该用has，为什么要用have呢？请具体解释一下，谢了！
回答：音乐的种类当然是复数了。因为是THERE BE 句型啊。是就近原则啊。从BE动词是复数就能看出来的。