Deal 18 ♠  
 
 
♣  
 
 WEST  NORTH  EAST  SOUTH
1NT BID 
 

The bidding has gone as shown.
Decide what you would say, then click on BID above.
  ♠ A J 10
K J 7
Q J 9 6
♣ A 10 7
 

 
Deal 18 ♠ 8 6 5 3
Q 9 2
7 5 4
♣ Q 6 3
 
 WEST  NORTH  EAST  SOUTH
1NTpass
passpass

With 16 points and a balanced hand you were planning on opening 1NT yourself.

But one of the consequences of playing DONT is that you have no bid to describe this hand. You cannot double because then partner would just bid 2♣ as a relay and you wouldn't know where to go.

So you pass.

 Deal 19 
  ♠ A J 10
K J 7
Q J 9 6
♣ A 10 7