Learn Hardcore Chinese: zhǐyào jìxù liànxí zhōngwén, nǐ jiù huì shuō de gèng hǎo. - As long as you keep practicing Chinese, you’ll speak better.

It means “as long as … then …,” showing a sufficient condition that reliably leads to a result. In your sentence, continuing to practice is the only condition; if it’s met, the result follows.

Pattern: 只要 A，就 B
Example: 只要你来，我们就开始。 (zhǐyào nǐ lái, wǒmen jiù kāishǐ.) As long as you come, we’ll start.

Is 就 required after 只要?

Not strictly, but it’s strongly preferred and very common. 就 highlights the directness/inevitability of the result. You can sometimes drop 就 in conversation, but keeping it sounds more natural and clearer in the 只要-pattern.

Can I put the subject 你 in the first clause instead?

Yes. These are all acceptable, with slight differences in emphasis:

只要你继续练习中文，你就会说得更好。 (subject appears in both; very natural)
只要你继续练习中文，就会说得更好。 (subject omitted in the second clause; still understood as “you”)
你只要继续练习中文，就会说得更好。 (topics the subject first; also common)

What does 会 mean here—“will” or “can”?

Both nuances are present:

Predictive “will”: a likely future result after the condition is met.
Learned ability “can/know how to”: improvement resulting from practice. That’s why 会 fits perfectly here.

Could I use 能 instead of 会?

Yes, but the nuance shifts:

会 emphasizes learned skill or a predicted outcome (better for improvement through study).
能 emphasizes capability/possibility given conditions. Both work: 你就能说得更好 is fine, but 会 is slightly more natural for learning progress. Avoid 可以 here (that’s about permission).

What is the role of 得 in 说得更好?

得 (de) is the structural particle that links a verb to a complement of degree/manner/result. It lets you describe “how” the action is done:

说得更好 = speak in a better way. More examples:
写得很漂亮 (xiě de hěn piàoliang) write beautifully
跑得很快 (pǎo de hěn kuài) run fast

Why not 的 or 地 there?

Because:

得 links verb → complement (说得更好).
的 links modifier → noun (我写的字).
地 links adverbial → verb (认真地练习). So only 得 is correct in 说得更好.

Do I need to repeat 中文 after 说?

No. Context already makes it clear that “speaking” refers to Chinese. All are acceptable depending on emphasis:

你就会说得更好。 (context supplies “Chinese”)
你就会说中文说得更好。 (explicit object + degree complement; also natural)
Topic-comment: 中文你就会说得更好。 (As for Chinese, you’ll speak it better.)

Is 说中文说得更好 redundant?

It’s a common and natural pattern: verb + object, then verb + 得 + complement. It keeps the object explicit:

他说中文说得很好。 This is not redundancy; it’s a standard way to attach a degree complement while keeping the object.

What exactly does 更 add in 更好?

更 means “even more/greater degree,” making it comparative (better than before/than someone else implied by context). Alternatives:

Softer: 好一些 / 好一点儿 → 说得好一点儿
Stronger/formal: 更加 → 说得更加流利 Without 更, 说得好 is possible in evaluative contexts (“spoke well”), but for a neutral description you usually need an intensifier like 很 or a comparative like 更.

Could I say 更好地说中文 instead of 说得更好?

Generally, use 得 after the verb for degree: 说得更好. 更好地说中文 is grammatical but less idiomatic here and can sound stilted. The V + 得 + Adj pattern is the default for describing how well an action is performed.

Is 继续 an adverb here? Do I need 地?

Treat 继续 as a verb in a serial-verb construction: 继续 + 练习 (“continue to practice”). Don’t add 地. You can add 下去 to stress ongoing continuation: 继续练习下去 (keep on practicing).

What’s the difference between 只要 and 如果?

只要…就…: “so long as … then …” (the condition is sufficient; result is expected).
如果…就…: “if … then …” (neutral condition; not necessarily sufficient). Example contrast:
只要你努力，就会进步。 (Effort alone suffices.)
如果你努力，就会进步。 (If you put in effort, you’ll progress—less of a guarantee.)

How about 只有 … 才 … vs 只要 … 就 …?

只有…才… = “only if … then …” (exclusive/necessary condition; more restrictive).
只要…就… = “as long as … then …” (sufficient condition; less restrictive). E.g. 只有每天练习，才会进步。 vs 只要每天练习，就会进步。

Can I say 练中文 instead of 练习中文?

Yes, 练中文 is a common, shorter colloquial form. 练习中文 is a bit more formal. Similarly, 学中文 focuses on learning (study) while 练(习)中文 focuses on practice (drills/use).

Why 说 and not 讲?

Both can appear, but:

说中文 is the most common for “speak Chinese.”
讲中文 is also heard (esp. in Taiwan/Southeast Asia), but 讲 often means “to explain/tell/lecture” (讲课, 讲故事). In Mainland usage, 说中文 sounds more neutral.

Is there any tone or pronunciation pitfall in this sentence?

只要 is zhǐyào (3rd + 4th). Don’t read 只 as zhī here.
得 in 说得更好 is neutral tone (de).
更 is gèng (4th).
No special third-tone sandhi issues arise in this line.

Could I use 了 at the end, like 你就会说得更好了?

You can, but it changes nuance: 更好了 suggests a change of state (“will become even better [than it already is]”). Without 了, it’s a straightforward prediction of improvement if the condition is met.

Is 把 possible, like 把中文说得更好?

Generally avoid 把 here. 把 is used when the action visibly affects/manipulates the object’s state. 说得更好 describes manner/degree, not changing the object. Sentences like 把这件事说清楚 are good (you make “this matter” clear), but 把中文说得更好 sounds unnatural.