填空题
If there should be errors, you had better not defend them 1(而应该从中吸取教训)
【正确答案】
1、but learn from them/these errors
【答案解析】该题测试not...but...引出的平行结构。例如:He came not on foot but by bus.(他是坐车来的,不是步行来的。) They fought not for money,but for freedom.(他们是为自由而战,不是为钱而战。)