根据段首句句意判断D是答案。
提示3：
如果段首句是“观点句， 概括句，定义句， 权威人士的发言”， 则这样的段首句往往就是其所在段落的主题句。
5.D. 利用被选项中的共有词British writers， American literature作为答案线索，在第4段中查找答案相关句：
(第4段)(第4题答案相关句) Experience, then, is the key to early American literature. The New World provided a great variety of experiences, and experiences demanded a wide variety of expressions by an even wider variety of early American writers. These writers included John Smith, who spent only two-and-a-half year: on the American, continent. They included Jonathan Edwards and William Byrd，who thought of themselves as(把...看作为...) British subjects(国民，题目，主题，学科), never suspecting(怀疑) a revolution(革命) that would create(创造) a United States of America with a literature of its own(自己的). American Indians, explorers, Puritan ministers, frontier wives, plantation owner一they are all the creators of the first American literature.
根据答案相关句(第4段倒数第2句)可知英国作家对美国文学的未来充满信心。
责任编辑：虫虫
