doubt about

汉语翻译

例句：

1. There's some doubt about his suitability for the job.
   他是否适合该工作有些疑问。
2. Mr Hawkins is nominated for mayor, but I have my doubts about his fitness for the office.
   霍金斯先生被提名为市长，不过我怀疑他是否合适这职位。
3. He told me the whole story in spades and there's no doubt about it.
   他明确地把整个经过都对我讲了，一点不含糊。
4. I have grave doubts about her honesty.
   我很怀疑她是否诚实。
5. There is no doubt about it.
   那是毫无疑问的。