以

我以前住在北京。

wǒ yǐ qián zhù zài běi jīng

I lived in Beijing before.

以后我会更加努力。

yǐ hòu wǒ huì gèng jiā nǔ lì

In the future, I will work even harder.

除了中文以外，我还会说英语。

chú le zhōng wén yǐ wài wǒ hái huì shuō yīng yǔ

Besides Chinese, I can also speak English.

请在三天以内完成这项工作。

qǐng zài sān tiān yǐ nèi wán chéng zhè xiàng gōng zuò

Please complete this work within three days.

会议讨论了经济以及环境问题。

huì yì tǎo lùn le jīng jì yǐ jí huán jìng wèn tí

The meeting discussed economic as well as environmental issues.

改革开放以来，中国发生了巨大的变化。

gǎi gé kāi fàng yǐ lái zhōng guó fā shēng le jù dà de biàn huà

Since the reform and opening up, China has undergone tremendous changes.

这种感觉难以形容。

zhè zhǒng gǎn jué nán yǐ xíng róng

This feeling is hard to describe.

我之所以学中文，是因为我喜欢中国文化。

wǒ zhī suǒ yǐ xué zhōng wén shì yīn wèi wǒ xǐ huān zhōng guó wén huà

The reason why I study Chinese is because I like Chinese culture.

请提前预订，以便我们安排座位。

qǐng tí qián yù dìng yǐ biàn wǒ men ān pái zuò wèi

Please book in advance so that we can arrange seats.

请早点出发，以免迟到。

qǐng zǎo diǎn chū fā yǐ miǎn chí dào

Please leave early so as not to be late.

他比以往更加努力了。

tā bǐ yǐ wǎng gèng jiā nǔ lì le

He works harder than before.

这个问题需要加以解决。

zhè ge wèn tí xū yào jiā yǐ jiě jué

This problem needs to be resolved.

通过努力学习，她得以考上理想的大学。

tōng guò nǔ lì xué xí tā dé yǐ kǎo shàng lǐ xiǎng de dà xué

Through diligent study, she was able to get into her ideal university.

一个微笑足以让人感到温暖。

yí gè wēi xiào zú yǐ ràng rén gǎn dào wēn nuǎn

A smile is enough to make people feel warm.

他对我的建议不以为然。

tā duì wǒ de jiàn yì bù yǐ wéi rán

He disapproves of my suggestion.

学校对优秀学生予以奖励。

xué xiào duì yōu xiù xué shēng yǔ yǐ jiǎng lì

The school gives rewards to outstanding students.

她太累了，以至于在会议上睡着了。

tā tài lèi le yǐ zhì yú zài huì yì shàng shuì zháo le

She was so tired that she fell asleep during the meeting.

他工作太累，以致生病了。

tā gōng zuò tài lèi yǐ zhì shēng bìng le

He worked so hard that he became ill.

作为领导，他总是以身作则。

zuò wéi lǐng dǎo tā zǒng shì yǐ shēn zuò zé

As a leader, he always leads by example.

为了实现目标，我们要全力以赴。

wèi le shí xiàn mù biāo wǒ men yào quán lì yǐ fù

To achieve our goal, we must go all out.

他夜以继日地工作，终于完成了项目。

tā yè yǐ jì rì de gōng zuò zhōng yú wán chéng le xiàng mù

He worked day and night and finally completed the project.

经过多年的努力，他终于如愿以偿考上了理想的大学。

jīng guò duō nián de nǔ lì tā zhōng yú rú yuàn yǐ cháng kǎo shàng le lǐ xiǎng de dà xué

After years of effort, he finally had his wish fulfilled and was admitted to his ideal university.

只要持之以恒，你一定能成功。

zhǐ yào chí zhī yǐ héng nǐ yí dìng néng chéng gōng

As long as you persevere, you will definitely succeed.

他终于得到了梦寐以求的录取通知书。

tā zhōng yú dé dào le mèng mèi yǐ qiú de lù qǔ tōng zhī shū

He finally received the acceptance letter he had been longing for.

他总是自以为是，从不听别人的意见。

tā zǒng shì zì yǐ wéi shì cóng bù tīng bié rén de yì jiàn

He is always self-righteous and never listens to others' opinions.

长期以来，他一直在研究这个问题。

cháng qī yǐ lái tā yì zhí zài yán jiū zhè ge wèn tí

For a long time, he has been researching this problem.

这个消息真是难以置信。

zhè ge xiāo xi zhēn shì nán yǐ zhì xìn

This news is really unbelievable.