单选题
Although there were many failures in his career as a writer, Alexander refused to give up, and eventually he gained national recognition.
【正确答案】
D
【答案解析】题目中的failure意为“失败”。因为这些复合词都有个acks及副词的词尾，但只有setbacks“挫折”一词与文中词同意。breakdowns“崩溃”； drawbacks“缺点”；backpacks“背包”。