Using que or qui
« I know you are wrong » in English can be « I know that you are wrong » therefore it must be
« Je sais que tu as tort » in French
If the next word is a subject – use que
If the next word is a conjugated verb – use qui
« I know you are wrong » in English can be « I know that you are wrong » therefore it must be
« Je sais que tu as tort » in French
If the next word is a subject – use que
If the next word is a conjugated verb – use qui