BBDBB
本文介绍美国国旗的历史。
1.B。事实细节题。根据The basic flag of the untied states is one of the world’s oldest national flags可知答案为B。
2.B。事实细节题。根据During the discovery and settlement of what is now the United States, the flags of various European nations were flown over the land, as symbols of possession可知答案为B。
3.D。推理判断题。根据The first official flag of the United States was created by Congress on June 14, 1777可知国旗创立于1777年7月,在美国独立战争期间(1776-1783),即答案为D。
4.B。事实细节题。根据It consisted of 13 alternate red white stripes and 13 white stars in a field of blue, representing the 13 colonies that had declared their independence in 1776可知答案为B。
5.B。事实细节题。根据Congress adopted a new flag of 15 stars and 15 stripes in 1795可知答案为B。