In the US,many buildings do not have a floor numbered t.They instead label it 21A,or use the letter M which is the 13th letter in the English a_.

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In the US,many buildings do not have a floor numbered t______.
They instead label it 21A,or use the letter M which is the 13th letter in the English a_______.

In the US,many buildings do not have a floor numbered thirteen______.
They instead label it 21A,or use the letter M which is the 13th letter in the English alphabet_______.

In the US,many buildings do not have a floor numbered t______.They instead label it 21A,or use the letter M which is the 13th letter in the English a_______.

In the US,many buildings do not have a floor numbered t.They instead label it 21A,or use the letter M which is the 13th letter in the English a_.