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HeartA

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  1. 18-19点一般直接叫3NT。我认为1D-1NT-2NT应该是C短的15-17点牌(同伴的1NT应叫隐含C止张),比如5431,6331之类的牌。所以,东应该pass。
  2. 给楼主提一点意见。你这几个“基础训练”实际上都是在讲“Bart 约定叫”。 据我所知,Bart约定叫不是2/1的一部分。如果是基础训练,就应该是2/1的基本概念,和基本叫牌技巧,以及牌例处理。如果是介绍Bart 约定叫,标题就应该是“Bart 约定叫”什么的。
  3. 如果东持4张将牌,只要东在DA上出6,就稳得两墩将牌。 如果西持4张将牌,“安全打法”是出9,如果西出6,就放过去。但有另一个问题,要是将牌1-3分布,西首攻单张C,岂不是把铁成的牌打宕了(除非西加倍)? 一般有一定水平的牌手都不会出大牌。所以,这副牌没有太大的实战意义。 作为练习,第一墩不管东是否出Q,南都出K。第二墩拔HA。然后出D9,如果西出6,就放过去。如果西上大牌,DA盖住,马上将吃H,飞C,再将吃H,拔SAK,CA到明手,再将吃H(或是S)……。
  4. 是不是觉得他们两位有作弊嫌疑?
  5. 我在美国西部,可能时间上不合适。
  6. If ♦ is longer than major and the hand is strong enough for reversal (game forcing), he should bid ♦ first. Otherwise, we may miss a ♦ slam. Of course, if ♦ is of the same length as a major, he bids major first.
  7. 这个贯可叫可不叫。但北在3♦后绝对应该再叫3♠。
  8. 再叫2NT,表示邀局实力。叫2♦太低,3♦是其它意义。
  9. 1. ♥(应该)6张以上,也可以是好的5张,♠可以有两张。 2. ♣极端配合(5张以上,牌力10点到不足逼局的12点),扣叫♦。
  10. Well, if I open 1♣ and partner responds 1[diamonds}, I would re-bid 1NT and hiding my major(s). The logic is, if my partner got a weak hand, he would have bid 1M if he has one. If he got a strong hand with major, he would reverse next round.
  11. Which side? North or South?
  12. Thanks mikeh's detailed analysis. South's hand was ♠Q10963,♥-,♦10,♣KQJ10984. As a matter of fact, I was South. I wouldn't open if one Q were removed. I hate to pass with 7-5-1-0 and two "decent" suits. I was mad when North bid 5♣ over my 4♠. I made 13 tricks (of course).
  13. 北的19大牌点分布得不好,除了一个不错的D套,一大半在短套。逆叫扭曲了牌,不如跳叫2NT。南再叫3H,北就知道低花大牌浪费很多,关键的S套缺乏大牌支持。除非南要继续,北不应该试探满贯。
  14. At the table, North bid 3NT which I don't think was a good move. And South Bid 4♠. Now what should North do?
  15. 西的牌,无论是牌力还是牌型,都不宜加倍。正常的叫牌应当是: (2c)-2D-(p)-3C- (p)-3D-(p)-4NT (p)-5D-(p)-6D
  16. 3C不算大错,看东西的约定。有些同伴间约定在这种情况下的3C逼叫而不逼局,如果是这样的话,3C勉强过得去,问题是S失配。我会叫加倍,表示(未叫的)双低花。pass当然是好的选择。 西的4S也过了,3S就够了。
  17. 我觉得3♦/3♥/3♠都应该是实叫,并且逼叫。3NT实叫,止叫。4♣也许定义为逼叫(问叫)更好,加深阻击的意义不大。对方有高花配合,照样可以叫出来,并且还可能提醒(逼)对方在4阶叫出高花,或者得到惩罚。要加深阻击,就干脆5♣。 问题是4♣是RKC,还是要求同伴扣叫?
  18. It was IMP. Here is South's hand: ♠Qxx, ♥xx, ♦Qxxx, ♣QJ9x Should South accept invitation (North bid 3♦) or not? I would have bid 4♠ directly. Any cards from South would be helpful, except ♣Q, even ♥Qx(x) or ♥Jxx is useful. An average 7-8 hcp hand from South would be good for game.
  19. 这副牌我知道。HAK双张加DA,H阻塞。4S,3NT都成。:)
  20. 任何错误的叫品,都可以找到几副牌例来支持其“正确性”。 “逼叫”就是逼叫,有问题的是,以一副牌的“成败”来评判一个叫品。很多莫名其妙的“体系”(如“自然”)就是这样来的。
  21. 完全同意00master的叫品。第二副不应该叫1NT,同伴(开叫者)的加倍既没有否定S的止张,也没有排除成局的可能性。如果叫1NT,让强牌(加S止张)成为明手,让本来可成的3NT处于危险之中。
  22. You hold: [hv=pc=n&n=saha843da952ca752]133|100[/hv] Partner opens 1C: 1C-(1H)-2H-p 2S-(3D)-?
  23. [hv=pc=n&n=sajt75ha73dat94ca]133|100|[/hv] You open 1S, bidding goes: 1S-(2H)-2S-p-? What would you bid?
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