迄今为止，这个项目取得了很大的进展。

qìjīn wéizhǐ, zhège xiàngmù qǔdéle hěn dà de jìnzhǎn.

So far, this project has made significant progress.

迄今为止，他是我见过的最优秀的学生。

qìjīn wéizhǐ, tā shì wǒ jiànguò de zuì yōuxiù de xuéshēng.

So far, he is the most outstanding student I have ever seen.

迄今为止，这是我生活中最难忘的时刻。

qìjīn wéizhǐ, zhè shì wǒ shēnghuó zhōng zuì nánwàng de shíkè.

So far, this is the most unforgettable moment in my life.