"多么" (duōme) is a Chinese adverb used to express a high degree of something, often translated as "how" or "so" in English. It emphasizes the extent, intensity, or degree of a particular quality or feeling.

Here’s how "多么" functions in a sentence:

1. Expressing Strong Feelings or Emotions:

   • 他多么想念他的家乡！(Tā duōme xiǎngniàn tā de jiāxiāng!) - How much he misses his hometown!
   • 我多么高兴见到你！(Wǒ duōme gāoxìng jiàndào nǐ!) - How happy I am to see you!

2. Emphasizing the Degree of a Quality:

   • 这座山多么高啊！(Zhè zuò shān duōme gāo a!) - How tall this mountain is!
   • 她多么漂亮！(Tā duōme piàoliang!) - How beautiful she is

"用" (yòng) is a Chinese verb that means "to use" or "with." It is commonly used to indicate the means, method, or tool by which an action is performed. In English, "用" can be translated as "use," "using," or "with."

Here’s how "用" functions in a sentence:

1. Indicating the Means or Method:

   • 她用铅笔写字。(Tā yòng qiānbǐ xiězì.) - She writes with a pencil.
   • 我用手机打电话。(Wǒ yòng shǒujī dǎ diànhuà.) - I make calls using my phone.

2. Indicating a Tool or Instrument:

   • 他用刀切水果。(Tā yòng dāo qiē shuǐguǒ.) - He cuts the fruit with a knife.
   • 你可以用这个程序编辑文件。(Nǐ kěyǐ yòng zhège chéngxù biānjí wénjiàn.) - You can edit the document with this software.

3. Indicating Effort or Resources:

   • 我用了一整天的时间完成这个项目。(Wǒ yòng le yī zhěng tiān de shíjiān wánchéng zhège xiàngmù.) - I used a whole day to complete this project.

参加" (cānjiā) is a Chinese verb that means "to participate," "to attend," or "to join." It is used to indicate that someone is taking part in an event, activity, or group.

Here’s how "参加" functions in a sentence:

1. Participating in an Event:

   • 我参加了昨天的会议。 - I attended yesterday's meeting.
   • 她想参加这个比赛。 - She wants to participate in this competition.

2. Joining a Group or Organization:

   • 他决定参加学校的足球队。(Tā juédìng  .......) - He decided to join the school’s soccer team.
   • 你打算参加哪个俱乐部？(Nǐ dǎsuàn cānjiā nǎge jùlèbù?) - Which club do you plan to join?

"离开" (líkāi) is a Chinese verb that means "to leave" or "to depart." It is used to indicate that someone is moving away from a place, person, or situation.

Here’s how "离开" functions in a sentence:

1. Leaving a Place:

   • 他早上九点离开家。 - He left home at 9 a.m.
   • 我们必须在五点前离开办公室。- We must leave the office before 5 p.m.

2. Departing from a Person:

   • 她不愿意离开她的朋友。 - She doesn’t want to leave her friend.
   • 他决定离开他的家人，去国外工作。- He decided to leave his family to work abroad.

3. Leaving a Situation or State:她终于离开了那份她不喜欢的工作。 She finally left the job she didn’t like.

"终于" (zhōngyú) is a Chinese adverb that means "finally," "at last," or "in the end." It is used to indicate that something has happened after a long wait, effort, or anticipation.

Here’s how "终于" functions in a sentence:

1. Expressing the Fulfillment of a Long-Awaited Event:

   • 我们终于完成了这个项目。 - We finally completed the project.
   • 她终于找到了她的书。( She finally found her's book 

2. Indicating the End of a Difficult Process:

   • 他终于通过了考试- He finally passed the exam.

3. Marking the Conclusion of a Series of Events:

   • 天气终于放晴了。- The weather finally cleared up.