YOU SAID:

tomorrow we are coming at school at nine

INTO JAPANESE

明日は、私たちは9歳で学校に来ています

BACK INTO ENGLISH

Tomorrow, we are coming to school at the age of nine

INTO JAPANESE

明日は、9歳の時に学校に来ています

BACK INTO ENGLISH

Tomorrow, we have to come to school at the age of nine

INTO JAPANESE

明日は、9歳の時に学校に来ています

BACK INTO ENGLISH

Tomorrow, we have to come to school at the age of nine