TPO 32 阅读第1篇 第9题The example of the 100-year-old Douglas fir/western hemlock forest in ...为

题目中的例子修饰前一句 Many forest plants seem to exhibit the latter adaptation, and viable seeds of pioneer species can be found in large numbers on some forest floors，此句中的 the latter adaption 指的是前句的 those that produce long-lived seeds，所以本句大意为：很多森林植物通过生产 long-lived seeds 成为 pioneer species，所以选项 C 说法正确。选项 A 原文没有提到。选项 B 错误，因为原文只是说“can be found in large numbers on some forest floors”，不是在说明“Pioneer species tend to prefer forest floors”。选项 D 中的 Coastal British Columbia 只是例子中的细节，不是例子要说明的内容。