曾

例句

• tā他céng曾qù去guò过 。

  He has been there.

• wǒ我céng曾zài在yì一jiā家wài外zī资qǐ企yè业gōng工zuò作guò过sān三nián年 。

  I once worked at a foreign-invested company for three years.

用法