2237__________ 查看材料A.But life on the Caribbean Is1204

__________ 查看材料 A.But life on the Caribbean Islands is not always paradise. B.The earliest name used by Europeans is the Indies， later changed to the West Indies. C.They"re like a long necklace that stretches between North and South America， D.They are Cuba， Puerto Rico， Jamaica， and Hispaniola. E.This is why millions of tourists visit the islands each year. F.Some of these islands are no more than tiny slivers （小片） of exposed coral. 请帮忙给出正确答案和分析，谢谢！