他认定自己一定能考上研究生，所以一直很努力。

Tā rèndìng zìjǐ yídìng néng kǎoshàng yánjiūshēng, suǒyǐ yìzhí hěn nǔlì.

He is convinced that he can get into graduate school, so he has been working very hard.

法院还没有认定他的行为构成犯罪。

Fǎyuàn hái méiyǒu rèndìng tā de xíngwéi gòuchéng fànzuì.

The court has not yet determined that his actions constitute a crime.

一旦你被公司认定为核心人才，发展机会就会多很多。

Yídàn nǐ bèi gōngsī rèndìng wéi héxīn réncái, fāzhǎn jīhuì jiù huì duō hěnduō.

Once you are recognized by the company as a core talent, you will have many more development opportunities.