YOU SAID:
Tomorrow I will teach French to all my collegues
INTO JAPANESE
明日私は全ての同僚にフランス語を教えます
BACK INTO ENGLISH
Tomorrow I will teach French to all my colleagues
INTO JAPANESE
明日私は同僚全員にフランス語を教えます
BACK INTO ENGLISH
Tomorrow I will teach French to all my colleagues
You've done this before, haven't you.