[解析]
(1)B.细节理解题.根据第一段The next morning,they got up too late to take their exam.第二天早上,他们起床太晚而没有能够参加考试.故选B.
(2)C.细节推测题.根据最后一段Then they got the test paper. It had only two questions.他们得到试卷,只有两个试题,根据老师所命的试题可知是测试他们是否撒谎的.故选C.
(3)A.推理判断题.根据第五段 The test day arrived in the end. The teacher asked them,"I am going to put each one of you in a different room for the test. Are you 0K with that?考试的日子到了,老师问他们:"我要把你们每个人放在不同的房间里考试,你同意吗?结合文章的描写,教师没有直接去质疑学生,而是采用另一种方式来检验学生是否撒谎,可知该老师有智慧.故选A.