单选题 Why didn't the fisherman notice the boat began to sink?[A] He was thinking of money and was too happy.[B] He was very tired.[C] He went on pulling the hooks.
【正确答案】 A
【答案解析】[解析] 根据最后一段第二句可知，他太高兴了，以至于没有注意到船在下沉。