Word: 必须 (bìxū)

我明天必须买一个。

Wǒ míngtiān bìxū mǎi yí gè.

I have to buy one tomorrow.

我明天必须早走。

Wǒ míngtiān bìxū zǎo zǒu.

I must leave early tomorrow.

我明天有必须要做的事。

Wǒ míngtiān yǒu bìxū yào zuò de shì.

I have things to do tomorrow.

我是必须去做这事的人。

Wǒ shì bìxū qù zuò zhè shì de rén.

I'm the one who has to do this.

我每年必须来这里。

Wǒ měinián bìxū lái zhèlǐ.

I'll have to come here every year.

我现在必须离开。

Wǒ xiànzài bìxū líkāi.

I must be leaving now.

我现在必须走了。

Wǒ xiànzài bìxū zǒule.

I must go now.

我认为他必须去那里。

Wǒ rènwéi tā bìxū qù nàli.

I think he must go there.

所有的成员都必须参加。

Suǒyǒu de chéngyuán dōu bìxū cānjiā.

Every member must attend.

政府必须对枪支的买卖加以限制。

Zhèngfǔ bìxū duì qiāngzhī de mǎimai jiāyǐ xiànzhì.

The government must implement limits on the sale of firearms.

教师必须了解孩子。

Jiàoshī bìxū liǎojiě háizi.

Teachers must understand children.

明天我必须参加考试。

Míngtiān wǒ bìxū cānjiā kǎoshì.

I have to take a test tomorrow.

有些事我必须说。

Yǒuxiē shì wǒ bìxū shuō.

There's something I have to say.

老师告诉我们必须看什么书。

Lǎoshī gàosu wǒmen bìxū kàn shénme shū.

Our teacher told us what to read.

老师跟我说我必须努力一点。

Lǎoshī gēn wǒ shuō wǒ bìxū nǔlì yìdiǎn.

My teacher told me I have to work harder.

这个计划必须保持秘密。

Zhège jìhuà bìxū bǎochí mìmì.

This plan requires secrecy.

这件事我必须自己面对。

Zhè jiàn shì wǒ bìxū zìjǐ miànduì.

This is something I must face alone.

这是一个你必须自己解决的问题。

Zhè shì yí gè nǐ bìxū zìjǐ jiějué de wèntí.

This is a problem you have to solve by yourself.

这是所有他必须做的事。

Zhè shì suǒyǒu tā bìxū zuò de shì.

This is all he has to do.

那是我必须做的。

Nà shì wǒ bìxū zuò de.

That's what I have to do.

首先我们必须处理这个问题。

Shǒuxiān wǒmen bìxū chǔlǐ zhège wèntí.

To begin with, we must tackle the problem.