Subject + 保证 + Verb Phrase
保证 (bǎozhèng) means "to guarantee," "to ensure," or "to promise" and is used when someone commits to making something happen or maintaining a standard. It can function as both a verb and a noun, and is common in formal, legal, and everyday contexts.
我保证明天一定把报告交给你。
wǒ bǎozhèng míngtiān yīdìng bǎ bàogào jiāo gěi nǐ.
I promise I will definitely submit the report to you tomorrow.
这家餐厅保证所有食材都是当天新鲜采购的。
zhè jiā cāntīng bǎozhèng suǒyǒu shícái dōu shì dāngtiān xīnxiān cǎigòu de.
This restaurant guarantees that all ingredients are freshly purchased on the same day.
我们会保证每一位顾客的权益不受损害。
wǒmen huì bǎozhèng měi yī wèi gùkè de quányì bù shòu sǔnhài.
We will guarantee that every customer's rights and interests are not harmed.