Do you want the good news or the bad news first?
你是想先听好消息还是坏消息？
Why should I want to make you feel bad?
我干吗要让你难过呢？
He was put off science by bad teaching.
教学不好使他失去了对理科的兴趣。
The failure of the company was a direct result of bad management.
公司倒闭的直接原因是经营不善。
She had her own company by 25 ─ not bad going!
她25岁时就有了自己的公司——干得不错！