Word: 了 (le) marks a change of state

他真地把事搞复杂了。

Tā zhēn de bǎ shì gǎo fùzále.

He made things really complicated.

他累了，但是他继续工作。

Tā lèile, dànshì tā jìxù gōngzuò.

He was tired, but he kept working.

他终于去美国了。

Tā zhōngyú qù Měiguó le.

At last, he went to America.

他终于达到目标了。

Tā zhōngyú dádào mùbiāo le.

He achieved his aim at last.

他考试通过了吗？

Tā kǎoshì tōngguò le ma?

Did he succeed in the examination?

他自己的生存现在更重要了。

Tā zìjǐ de shēngcún xiànzài gèng zhòngyàole.

His own survival is more important now.

他要是成了，我跟你姓。

Tā yàoshi chéng le, wǒ gēn nǐ xìng.

If he can do that, I will eat my hat.

他要生气了。

Tā yào shēngqì le.

He's going to get angry.

他觉得自己病了。

Tā juéde zìjǐ bìng le.

He fancies himself ill.

他说，“九点了”。

Tā shuō, “jiǔ diǎn le”.

He said, "It's nine o'clock."

他说九点了。

Tā shuō jiǔ diǎn le.

He said that it was nine o'clock.

他说的东西笑死我了。

Tā shuō de dōngxi xiào sǐ wǒ le.

I almost die laughing at the things he says.

他说话太快了。

Tā shuōhuà tài kuàile.

He talks too fast.

他读完那本书了。

Tā dú wán nà běn shū le.

He finished reading the book.

他跟你说什么了？

Tā gēn nǐ shuō shénme le?

What did he tell you?

他这样已经不是第一次了。

Tā zhèyàng yǐjīng bú shì dìyīcì le.

It's not the first time that he's being like this.

他都告诉我了。

Tā dōu gàosu wǒ le.

He told me everything.

似乎很明显他病了。

Sìhū hěn míngxiǎn tā bìng le.

It seems obvious that he is sick.

你不再只是一个孩子了。

Nǐ búzài zhǐshì yí gè háizi le.

You are no longer a mere child.

你不如去死好了。

Nǐ bùrú qù sǐ hǎole.

You might as well go kill yourself.

你不是我的朋友了。

Nǐ bú shì wǒ de péngyou le.

You're not my friend anymore.

你不要再出现在这里了。

Nǐ búyào zài chūxiàn zài zhèlǐ le.

Don't show your face around here again.

你不要见她了吧。

Nǐ búyào jiàn tā le ba.

Don't see her again.

你为甚么不亲我了呢？

Nǐ wèi shénme bù qīn wǒ le ne?

Why don't you kiss me anymore?

你也邀请你的朋友了吗？

Nǐ yě yāoqǐng nǐ de péngyou le ma?

You've invited your friends as well?

你交报告了吗？

Nǐ jiāo bàogào le ma?

Have you turned in your report?

你以后再也不会看到它了。

Nǐ yǐhòu zàiyě búhuì kàndào tā le.

You'll never see that again.

你们习惯吃日本的食物了吗？

Nǐmen xíguàn chī Rìběn de shíwù le ma?

Have you got used to eating Japanese food yet?

你们吃过了吗？

Nǐmen chīguole ma?

Have you all eaten?

你们喝多了。

Nǐmen hē duō le.

You're sloshed.

你们的效率太低了。

Nǐmen de xiàolǜ tài dīle.

It is inefficient of you.

你们的目标变了吗？

Nǐmen de mùbiāo biànle ma?

Have your goals changed?

你们真是太热情了。

Nǐmen zhēnshi tài rèqíng le.

You're really too kind.

你借它了吗？

Nǐ jiè tā le ma?

Did you borrow it?

你写好报告了吗？

Nǐ xiě hǎo bàogào le ma?

Have you got the report yet?

你决定好了吗？

Nǐ juédìng hǎole ma?

Have you made your decision?

你十岁了吗？

Nǐ shí suì le ma?

Are you ten years old?

你去学校了吗？

Nǐ qù xuéxiào le ma?

Did you go to school?

你去看医生了吗？

Nǐ qù kàn yìshēng le ma?

Did you go to the doctor?

你去看过医生了吗？

Nǐ qù kànguo yìshēng le ma?

Did you go to see a doctor?

你又生气了。

Nǐ yòu shēngqì le.

You're angry again.

你只要努力就可以了。

Nǐ zhǐyào nǔlì jiù kěyǐ le.

You only have to try hard.

你只要坐在这儿就行了。

Nǐ zhǐyào zuò zài zhèr jiù xíng le.

You have only to sit here.

你只要问就好了。

Nǐ zhǐyào wèn jiù hǎole.

You have only to ask for it.

你叫医生了吗？

Nǐ jiào yìshēng le ma?

Did you call the doctor?

你可能不记得我了，但我记得你。

Nǐ kěnéng bú jìde wǒ le, dàn wǒ jìde nǐ.

You may not remember me, but I remember you.

你吃够了吗？

Nǐ chī gòu le ma?

Have you eaten enough?

你吃过药了吗？

Nǐ chīguo yào le ma?

Have you taken your medicine?

你吃过饭了吗？

Nǐ chīguo fàn le ma?

Have you eaten?

你听到什么了吗？

Nǐ tīngdào shénme le ma?

Do you hear anything?

你听到新闻了吗？

Nǐ tīngdào xīnwén le ma?

Did you hear the news?

你听见我说的了吗？

Nǐ tīngjiàn wǒ shuō de le ma?

Did you hear what I said?

你听说他什么了？

Nǐ tīngshuō tā shénme le?

What did you hear about him?

你告她了吗？

Nǐ gào tā le ma?

Did you sue her?

你在北京都干嘛了？

Nǐ zài Běijīng dōu gànmá le?

What did you do in Beijing?

你在哪里看见他了？

Nǐ zài nǎlǐ kànjiàn tā le?

Where did you see him?

你在我旁边，现在一切都好了。

Nǐ zài wǒ pángbiān, xiànzài yíqiè dōu hǎole.

You're by my side; everything's fine now.

你声音好奇怪，怎么了？

Nǐ shēngyīn hǎo qíguài, zěnme le?

Your voice is strange. What's wrong?

你太年轻了，还不能做这个。

Nǐ tài niánqīngle, hái bùnéng zuò zhège.

You're too young to be doing that.

你太老了，做不得这种事了。

Nǐ tài lǎole, zuò bùdé zhèzhǒng shì le.

You're too old to be doing this kind of thing.

你女儿怎么了？

Nǐ nǚ'ér zěnme le?

How's your daughter?

你学会了吗？

Nǐ xuéhuì le ma?

Have you learned it?

你工作太努力了。

Nǐ gōngzuò tài nǔlì le.

You work too hard.

你差不多猜对了。

Nǐ chàbùduō cāi duì le.

Your guess is almost right.

你已经不再年轻了。

Nǐ yǐjīng búzài niánqīngle.

You're not a spring chicken anymore.

你已经到家了吗？

Nǐ yǐjīng dào jiā le ma?

Are you already home?

你已经吃过饭了。

Nǐ yǐjīng chīguo fàn le.

You have already eaten.

你已经吃过饭了！

Nǐ yǐjīng chīguo fàn le!

You've already eaten!

你已经有孩子了吗？

Nǐ yǐjīng yǒu háizi le ma?

Do you have children already?

你带伞了吗？

Nǐ dài sǎn le ma?

Did you bring an umbrella?

你年龄足够大了，该了解更多。

Nǐ niánlíng zúgòu dàle, gāi liǎojiě gèng duō.

You're old enough to know better.

你开始学习英语了吗？

Nǐ kāishǐ xuéxí Yīngyǔ le ma?

Have you begun studying English?

你开得太快了。

Nǐ kāi de tài kuàile.

You're driving too fast.

你当医生很久了吗？

Nǐ dāng yìshēng hěn jiǔle ma?

Have you been working long as a doctor?

你很快就会相信我是对的了。

Nǐ hěn kuài jiù huì xiāngxìn wǒ shì duì de le.

You will soon be convinced I am right.

你想多了！

Nǐ xiǎng duō le!

You thought too much! → You over-thought things, or presumed too much.

你想太多了。

Nǐ xiǎng tài duō le.

You think too much.

你想知道我看见什么了吗？

Nǐ xiǎng zhīdào wǒ kànjiàn shénme le ma?

Do you want to know what I see?

你成功完成任务了吗？

Nǐ chénggōng wánchéng rènwu le ma?

Did you accomplish the task?

你所有的书我都看过了。

Nǐ suǒyǒu de shū wǒ dōu kànguole.

I've read all your books.

你才昨天谁来找我了？

Nǐ cái zuótiān shéi lái zhǎo wǒ le?

Who do you think came to see me yesterday?

你打过电话了吗？

Nǐ dǎguò diànhuà le ma?

Did you call?

你执行你的计划了吗？

Nǐ zhíxíng nǐ de jìhuà le ma?

Did you carry out your plan?

你找到你的票了吗？

Nǐ zhǎodào nǐ de piào le ma?

Have you found your ticket yet?

你找到父母了吗？

Nǐ zhǎodào fùmǔ le ma?

Did you find your parents?

你找错人了。

Nǐ zhǎo cuò rén le.

You've got the wrong person.

你把书给谁了？

Nǐ bǎ shū gěi shéi le?

To whom did you give the book?

你把数字记熟了吗？

Nǐ bǎ shùzì jì shúle ma?

Have you learned the number by heart?

你接到电话了吗？

Nǐ jiēdào diànhuà le ma?

Did you manage to answer the phone?

你明白了吗？

Nǐ míngbai le ma?

Do you see?

你明白这是什么意思了吗？

Nǐ míngbai zhè shì shénme yìsi le ma?

Do you realize what this means?

你昨天去哪里了？

Nǐ zuótiān qù nǎlǐ le?

Where did you go yesterday?

你昨天就该告诉我了。

Nǐ zuótiān jiù gāi gàosu wǒ le.

You should've told me yesterday.

你最会操作这台机器了。

Nǐ zuì huì cāozuò zhè tái jīqì le.

You understand best how to use the machine.

你有18岁了吗？

Nǐ yǒu shíbā suì le ma?

Are you over 18?

你朋友的女儿怎么了？

Nǐ péngyou de nǚ'ér zěnme le?

What happened to your friend's daughter?

你来上海多少时间了？

Nǐ lái Shànghǎi duōshǎo shíjiān le?

For how long are you in Shanghai?

你来这里几次了？

Nǐ lái zhèlǐ jǐcì le?

How many times have you been here?

你死路上了？

Nǐ sǐ lùshang le?

Did you die on your way?

你没有时间了。

Nǐ méiyǒu shíjiān le.

You don't have any more time.