YOU SAID:

I cannot listen to my professor for this long

INTO JAPANESE

この長い間に私の教授を聴くことはできません。

BACK INTO ENGLISH

My professor to listen to this for a long time.

INTO JAPANESE

長い間これを聞く先生。

BACK INTO ENGLISH

The teacher heard this for a long time.

INTO JAPANESE

先生は、長い間これを聞いた。

BACK INTO ENGLISH

The teacher heard this for a long time.