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枫下沙龙 / 谈天说地 / 出一道题,限30s内回答----一个正点报时的大钟,几点就敲击几下,每两下之间5s间隔,问:1)如果要确定是否12点,从第一声起,至少要听几下?2)如果要确定是否6点,从第一声起,至少要听多长时间?
-hohohoho(我喜欢 compaq M700);
2001-11-19
(#267447@0)
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最少一下也不用听。看看表针就可以。:P
-bingle(bingle);
2001-11-19
{18}
(#267484@0)
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smart guy!
-iceman(【老虎也得学英语】);
2001-11-20
(#268048@0)
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1). 12; 2). 25s. ?
-alan01(alan01);
2001-11-19
(#267657@0)
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2)30s
-poonu(poonu);
2001-11-19
(#267686@0)
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You bet.
-alan01(alan01);
2001-11-19
(#267735@0)
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it should be 12,30s. poonu's answer is right, your LP will be issued soon. immigration section of Canada. hahahaha. :--)
-hohohoho(我喜欢 compaq M700);
2001-11-19
(#267743@0)