Reconnaître la date Reformulation

Pour chacune des phrases suivantes, quelle équivalence est correcte ?

Yesterday was the twenty-third of April nineteen ninety-nine.

My uncle travelled to India on the sixth of December nineteen twenty-five.

My grandfather was born on April 25th, 1924.

I went to London on 19th May 1949.

I will buy a new house on 21st August 2016.

Last week was the twenty-fourth of May nineteen eighty-seven.

I will be retired on 11th February 2019.