"Do you believe that people who see bullying but don't intervene are supporting bullying?"
- "Do you believe that people who see bullying but don't intervene are supporting bullying?"
"Do you believe~" 「〜と思いますか」
"Do you think~" も使えます。
"people who see bullying but don't intervene" 「イジメを傍観していた人」
"don't intervene" 「止めずに」
"don't do anything" 「何もしない」も使えます。
"supporting~" 「〜に加担している」