你可以放心,事情会好的。
nǐ kěyǐ fàngxīn , shìqíng huì hǎode 。
You can rest assured, everything will be fine.
如果你有问题,可以随时问我,放心吧。
rúguǒ nǐyǒu wèntí , kěyǐ suíshí wèn wǒ , fàngxīn bā 。
If you have any questions, feel free to ask me, don't worry.
老师说你们的作业做得很好,我很放心。
lǎoshī shuō nǐmen de zuòyè zuòdé hěnhǎo , wǒ hěn fàngxīn 。
The teacher said that your homework is done very well, I am very at ease.