Ex.5 Допишите порядковое числительное

My birthday is on the ___ of May. (1)

She lives on the ___ floor. (2)

He came ___ . (3)

It's my ___ lesson. (5)

This is the ___ time. (8)

Today is the ___ of June. (9)

He lives on the ___ floor. (12)

Our class is on the ___ floor. (4)

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