不知哪来的题目,应该是什麽比赛留下来的吧,答案等他公布才知道 大家可以自行讨论吧 Assume both sides use Standard American bidding (unless noted otherwise) with strong notrumps (15-17), five-card majors and weak two-bids. The object is find the best calls based on judgment so only basic conventions are allowed. Well, are your vagabond shoes longing to stray? Then be a part of it! Make a brand new start of it! you would be on the southsides, and find the best call Problem 1 (IMPs) None Vul S — H 7 6 4 3 D A J 7 5 C A 9 8 3 2 West North East South 1S P 1N P 3S P ? Your call: a. Pass b. 3NT c.4C d.4S Problem 2 (Matchpoints) N-S Vul S A K Q 7 3 H A 8 5 2 D 5 3 C Q 2 West North East South 1S P 2C P 2H P 3D P ? Your call: a. 3S b. 3NT c. 4C d. 4NT e.6C Problem 3 (Matchpoints) N-S Vul S A H K 9 5 3 D A K J 9 8 7 C 4 3 West North East South 1D 1S P 2C ? Your call: a. Double b. 2D c. 2H d. 2S e.3D Problem 4 (IMPs) N-S Vul S K 3 H A T 4 D T 6 5 3 C Q J 8 2 West North East South 2S* 4D 6S ? *weak two-bid Your call: a. Pass b. Double c.6NT d.7D Problem 5 (IMPs) N-S Vul S 6 5 H A 8 4 D K T 5 3 C Q J 4 2 West North East South P P 1S Dbl Rdbl ? Your call: a. Pass b.2C c.2D d.2S Problem 6 (Matchpoints) None Vul S 5 H A Q 3 D K 5 C A K J 9 8 7 6 West North East South 1C P 1S P ? Your call: a.2D b.2H c.2NT d.3C e.3NT --

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