突然，虽然，忽然. and the other 然's can often get mixed up, so here's a quick explanation of some of the most common ones!

突然 (Túrán): This means suddenly or unexpectedly

居然 (Jūrán): This kind of means suddenly, but more in the sense of "surprisingly" or to suggest disbelief at something that happened.

忽然 (Hūrán): This also means suddenly or unexpectedly, but it has a more stronger connotation.

既然 (Jìrán): This is a conjunction meaning "since" or "now that"

既然the weather is great, let's go out!

既然 you aren't busy, let's go watch a movie.

不然 (Bùrán): This means "otherwise" or "or else";

You should study, 不然 you won't do well on the exam.

here’s some inspirational chinese quotes for anybody who needs a reminder that everything will get better. stay strong and your hard worth will show its results soon.

千里之行﹐始于足下 [千里之行﹐始於足下]  

qiānlǐ zhī xíng, shǐ yú zú xià

a journey of a thousand miles begins with a single step

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循序渐进 [循序漸進] 

 xún xù jiàn jìn 

 one step at a time (crawl before you walk)

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师傅领进门，修行在个人 [師傅領進門，修行在個人] 

shī fu lǐng jìn mén, xiū xíng zài gè rén 

teachers open the door. you enter by yourself

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万事开头难 

 wàn shì kāi tóu nán

 all things are difficult before they are easy

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山雨欲来风满楼

shān yǔ yù lái fēng mǎn lóu

Tackle (an issue) - 处理 (chǔlǐ)

Take - 拿 (ná)

Talk - 说 (shuō)

Target - 瞄准 (miáozhǔn)

Teach - 教 (jiāo)

Tell - 告诉 (gàosù)

Terminate - 终止 (zhōngzhǐ)

Testify - 作证 (zuòzhèng)

Thank - 感谢 (gǎnxiè)

Think - 想 (xiǎng)

Threaten - 威胁 (wēixié)

Throw - 扔 (rēng)

Tie - 系 (jì)

Tighten - 紧 (jǐn)

Tolerate - 容忍 (róngrěn)

Touch - 触摸 (chùmō)

Train - 训练 (xùnliàn)

Transfer - 转移 (zhuǎnyí)

Transform - 转变 (zhuǎnbiàn)

Translate - 翻译 (fānyì)

Transmit - 传送 (chuánsòng)

Travel - 旅行 (lǚxíng)

Tremble - 颤抖 (chàndǒu)

Trigger - 触发 (chùfā)

Trust - 信任 (xìnrèn)

Try - 尝试 (chángshì)

A guide to some common I verbs in Chinese~

Most commonly used verbs starting with R in Chinese!

Race - 竞赛 - jìngsài

Rage - 发怒 - fānù

Rain - 下雨 - xiàyǔ

Raise - 提高 - tígāo

Rank - 排名 - páimíng

Reach - 到达 - dàodá

Read - 读 - dú

Realize - 实现 - shíxiàn

Rebuild - 重建 - chóngjiàn

Recall - 回忆 - huíyì

Receive - 接受 - jiēshòu

Recognize - 认识 - rènshi

Recommend - 推荐 - tuījiàn

Recycle - 回收 - huíshōu

Redeem - 赎回 - shúhuí

Reduce - 减少 - jiǎnshǎo

Here's another post explaining the difference between characters with similar radicals, so here's a quick guide to 青!

请 (qǐng) 1. To ask, request 2. To treat (someone to a meal etc.)

清 (qīng) 1. To clean,clear

青 (qīng) 1. Green/blue color 2. An abbreviation for young people 年青人

情 (qíng) 1. A feeling, emotion

晴 (qíng) 1. Fine, clear e.g. Clear weather

My quick guide to some common E- verbs in Chinese!