YOU SAID:

I can't believe people say they/them can't be a singular pronoun.

INTO JAPANESE

私は人々が彼ら/彼らが単数代名詞になることができないと言うのを信じることができません。

BACK INTO ENGLISH

I can't believe people say they/they can't be singular pronouns.

INTO JAPANESE

私は人々が彼ら/彼らは単数代名詞になることができないと言うのが信じられません。

BACK INTO ENGLISH

I can't believe people say they/they can't be singular pronouns.