dà / jiā / dōu / zhī / dào / tā / shì / gè / huài / cháng / zi / suǒ / yǐ / méi / rén / yuàn / yì / bāng / tā

大家都知道他是个坏肠子，所以没人愿意帮他。

Everyone knows he is a bad person, so no one is willing to help him.