YOU SAID:

Schedule change, won’t be able to join class

INTO JAPANESE

予定が変更になり、クラスに参加できなくなります

BACK INTO ENGLISH

My schedule has changed and I will not be able to attend the class

INTO JAPANESE

スケジュールが変更になり、クラスに参加できなくなりました

BACK INTO ENGLISH

My schedule changed and I can no longer attend the class.

INTO JAPANESE

スケジュールが変更され、クラスに参加できなくなりました。

BACK INTO ENGLISH

My schedule changed and I can no longer attend the class.