Who knows the rules of bridge duet?

After bidding, start playing cards. The first card played by the dealer's left hand is called the first attack. When the first attacker plays the first card, the dominant player plays according to the suit (spad). Abbreviated as s; One of the hearts, heart is abbreviated as H; Square. Dia-mond is abbreviated as l7. Grass flower. Club is abbreviated as c) Put it on the table. In the whole process of playing cards, the master has no right to decide or suggest which card to play. The task of a master is to play cards according to the dealer's instructions. Its only right is to remind the dealer which side should play the cards.