做证

xuè yī kě yǐ wèi nǐ zuò zhèng

血衣可以为你做证。

Clothes stained with blood can be used as evidence for you.

nǐ yǒu rèn hé péng you kě yǐ wèi nǐ de xìng gé zuò zhèng ma

你有任何朋友可以为你的性格做证吗？

Do you have any friends who can attest to your character?

chū tíng zuò zhèng

出庭做证

take the stand

duì zǒng tǒng de xíng wéi zuò zhèng

对总统的行为做证

testify about the president's conduct

nǐ néng zài tā de tīng zhèng huì shàng zuò zhèng

你能在他的听证会上做证。

You can testify at his hearing.