YOU SAID:

This is the quickest summer ever

INTO JAPANESE

これは、これまで最速の夏

BACK INTO ENGLISH

It's the summer of the fastest so far

INTO JAPANESE

それは今のところ最速の夏

BACK INTO ENGLISH

It is now the fastest summer

INTO JAPANESE

それは今、最速の夏

BACK INTO ENGLISH

It is now the fastest summer