第31题: [单项选择]______ in the small town, I have never forgotten anything, not even a river, in my mind. A. Grown up B. Being grown up C. Growing up D. Having grown up 参考答案:D 答案解析:分词作状语。因为I与grow up之间是主动的关系,所以应该用现在分词,可以排除A项与B项。从时态上看,前一个动作发生在后一个动作之前,应该用完成时,所以选D。