Most parents who are generous are good parents, but some self-centered parents are also good parents. Yet all good parents share one characteristic; they are good listeners.
If all of the statements in the passage are true, which one of the following must also be true?
(A) All parents who are good listeners are good parents.
(B) Some parents who are good listeners are not good parent.
(C) Most parents who are good listeners are generous.
(D) Some parents who are good listeners are self-centered
(E) Fewer self-centered parents than generous parents are good listeners.
(D) is correct. But (B) is also correct?
[此贴子已经被作者于2003-3-27 12:49:41编辑过]
作者: atongmu 时间: 2003-3-27 14:23
B不对，文中只是说好父母都是好听众，只能推出不好的听众不可能是好父母，无法推出Some parents who are good listeners are not good parent.作者: qiqi 时间: 2003-4-6 18:32
答案B 不能被直接推出,不能随便扩展,按文中所述进行判断.
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