We worked on pronunciation, stress and intonation.

　　我們學(xué)習(xí)了語(yǔ)音、重讀和語(yǔ)調(diào)。

　　You need to work on your pronunciation a bit more.

　　你需要再加把勁改進(jìn)發(fā)音。

　　With these students it's pronunciation that's the problem.

　　對(duì)這些學(xué)生來(lái)說(shuō)，成問(wèn)題的是發(fā)音。

　　Its pronunciation is easy.

　　它的發(fā)音很簡(jiǎn)單。

　　His pronunciation is simply terrible.

　　他的發(fā)音簡(jiǎn)直壞透了。