2.B 根据"but I didn’t think I was clear."以及"I took one and then I took another...I know one and one was two, but don’t ask me what it is now."可知B项是错误的。
3.A 根据短文内容, 那位老师所说的""她的意思是说"个位上的数字是几就表示几个一",当然应是小于1的数。
4.D 由"My head was now hurting."这句话,可知"父亲"听了老师的解释后没有生气、焦虑或悲伤,而是头昏脑胀,疲惫之至。
5.C 选项A是不现实的,而选项C、D更是荒诞离奇。体会一下文末一段"父亲"的举动,就可以想起他是一种什么样的心情。
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