HSK 3
Zhè zhǒng xīn yào lìgān-jiànyǐng, yī hē jiù bù téng le.
This new medicine works instantly - one dose and the pain is gone.
HSK 7-9
Guǎnggào xiàoguǒ lìgān-jiànyǐng, xiāoliàng mǎshàng fān le yī bèi.
The ad had an immediate effect - sales doubled right away.
HSK 7-9
Bié zhǐwàng xué wàiyǔ néng lìgān-jiànyǐng, děi chángqī jīlěi.
Don't expect instant results when learning a foreign language - it takes long-term accumulation.