( definite, convinced ) 有把握的 yǒu bǎwò de ⇒ How can you be so sure? → 你怎么这么有把握？ Nǐ zěnme zhème yǒu bǎwò?
sure enough
果然 guǒrán
that's for sure
毫无(無)疑问(問) háo wú yíwèn
I'm sure of it
我确(確)信 wǒ quèxìn
she sure is pretty
( esp US : inf ) 她确(確)实(實)很漂亮 tā quèshí hěn piàoliang
to be sure of o.s.
有自信心 yǒu zìxìnxīn
to make sure that ...
( take action ) 保证(證) ... bǎozhèng ... ⇒ Make sure that you follow the instructions carefully. → 你一定要仔细按照说明书做。 Nǐ yīdìng yào zǐxì ànzhào shuōmíngshū zuò. ⇒ You must make sure that you finish your work on time. → 你必须保证按时完成工作。 Nǐ bìxū bǎozhèng ànshí wánchéng gōngzuò. ( check ) → 查明 ... chámíng ... ⇒ He looked in the bathroom to make sure that he was alone. → 他看了看洗澡间，确定是否只有他一个人。 Tā kànle kàn xǐzǎojiān, quèdìng shìfǒu zhǐyǒu tā yī gè rén.
to be sure to do sth
( certain ) 肯定做某事 kěndìng zuò mǒushì ⇒ Kids are sure to love crawling through the tunnel. → 孩子们肯定喜欢爬隧道。 Háizimen kěndìng xǐhuan pá suìdào.