语法与词汇 The instant riches of a mining strike would not be his in the reporting trade, but for making money, his pen would prove mightier than his pickax. (Noel Grove, Mark Twain: Mirror of America)无
【正确答案】 D
【答案解析】文中说， 他的笔比他的鹤嘴锄更能赚钱。 这里“他的笔”指代“他的写作能力”， “他的鹤嘴锄”指代“他的采矿工作”。