His essay is ______with more than 120 full-color photographs that depict the national park in all seasons.
【正确答案】 B
【答案解析】解析：译文为：他的散文用了超过120张全色的照片来描绘国家公园各个季节的景色。contain包括，包含；illustrate图解，示例；expose暴露；strengthen增强。