单选题 His professional career spanned 16 years.
【正确答案】 D
【答案解析】[解析] 画线词pan为动词,意为“跨越,持续”,与D项last(持续)意思相近;例:How long can the present business boom last?目前这种商业繁荣能持续多久?A项start意为“开始”;例:I should start to read more books. 我应该开始多读书了。B项change意为“改变”;例:We cannot change other people"s idea. 我们不能够改变别人的想法。C项move意为“移动”;例:She moved to the new house. 她搬新家了。