the verbs "to be" and "to have" are used to make affirmative statements so you would just negate those, which is also valid English. e.g. "Is he coming to the

the verbs "to be" and "to have" are used to make affirmative statements so you would just negate those, which is also valid English. e.g. "Is he coming to the meeting?", instead of "Yes/No", you would basically say "They are/They are not" (Chinese also doesn't really distinguish "him/her" for third person pronouns)