必须[bi xu]，表示事理上的必要和情理上的必要，副词，有强调的语气，多作状语。必须在应用上常常和”必需“相互混淆，”必须“和”必需“同音同义，都有必要的意思，区分在于前者强调必要，后者强调必要有。

必须用英文怎么写？

Must

英 [mʌst , məst] 美 [mʌst , məst] 

modal.(表示必要或很重要)必须;(表示很可能或符合逻辑)一定;(提出建议)应该，得

n.必须做(或看、买等)的事

复数： musts 过去式： must 过去分词： must

must的双语例句

1.I have to go, I really must, at once 

我得走了，我真的必须马上就走。

2.I cannot force you in this. You must decide 

在这件事上我不能强迫你。你必须自己决定。

3.We must be honest and faithful to the people. 

我们对人民必须忠诚老实。

4.We must help our brethren, it is our duty 

我们必须帮助我们的教友，这是我们的责任。

5.You have sinned and must repent your ways. 

你犯了罪，必须为你的所作所为作出忏悔。

must的常见句型

用作助动词 (aux.)

1.If you can't finish the book by then, you must come and renew it.

这本书如果你到时候还看不完,就应当来续借。

2.The children must be back by 4 o'clock.

孩子们必须四点钟以前回来。

3.You must remember to write home.

你必须记着给家里写信。

must的词汇搭配

must needs 偏偏,偏要 

must- 应该 

One must drink as one brews. 自食其果

He that will thrive must rise at five. 五点起床

One must howl with the wolves. 身在狼窝，须学狼嗥。

needs must 必须 

He that is afraid of wounds must not come near a battle. 怕受伤就别上战场。

must的真题例句

1.But we must also consider the impact of the new technology on those who now depend on driving for their livelihoods.

2018年12月四级真题（第三套）阅读 Section C

2.finally, she addresses self-respect and the notion that a person's sense of beauty must include more than how much a person weighs.

2016年6月四级真题（第二套）听力 Section C

3.But that's the negative side, with risks that must be balanced against the benefits of sharing.

2018年12月六级真题（第三套）阅读 Section B

4.Casey, an expert in this field, suggests that the cooperation process within teams must be organized, promoted and managed.

2015年12月六级真题（第二套）听力 Section B

5.Any child must be accompanied by at least one paying adult.

2015年高考英语福建卷 阅读理解 阅读C 选项

6.At some time in the past Yellowstone must have blown up with a violence far beyond the scale of anything known to humans.

2019年高考英语江苏卷 阅读理解 阅读B 原文

7.Divorced persons may remarry, but a gender prejudice shows up: The divorced male doesn't have a waiting period before he can remarry while the woman must wait ten months.

2016年考研真题（英语一）完形填空 Section Ⅰ

8.Elected leaders must be allowed to help supporters deal with bureaucratic problems without fear of prosecution of bribery.

2017年考研真题（英语一）阅读理解 Section Ⅱ