I am going to memorize a short script. Need corrections thank you!
你好。我叫zach. 你叫什么名字？
我是美国人，我住在丹佛。你是哪国人？你住在哪地方？
我学习中文已经6个月。你学习英文多长时间？你为什么学习英文?
我觉得学中文很有意思，还有我想去中国。English

Hello, my name is Zach. What's your name?
I am American, I am from Denver. Where are you from? What part of China are you from?
I have been learning Chinese for 6 months. How long have you been learning English? Why are you learning English?
I think that learning Chinese is fun, and I want to go to China.

Question

I am going to memorize a short script.  Need corrections thank you!
你好。我叫zach.  你叫什么名字？ 
我是美国人，我住在丹佛。你是哪国人？你住在哪地方？
我学习中文已经6个月。  你学习英文多长时间？ 你为什么学习英文?
我觉得学中文很有意思，还有我想去中国。English

Hello, my name is Zach.  What's your name?
I am American, I am from Denver.  Where are you from?  What part of China are you from?
I have been learning Chinese for 6 months.  How long have you been learning English?  Why are you learning English?
I think that learning Chinese is fun, and I want to go to China.

Answer

你好。我叫zach. 你叫什么名字？ 
我是美国人，我住在丹佛。你是哪国人？你住在(中国的什么）地方？
我学习中文已经6个月（了）。 你学习英文多长时间（了）？ 你为什么学习英文?
我觉得学中文很有意思，还有我想去中国。
“了”means the past.It usually used in the end of a sentence what happened in the past.

Answer

你好。我叫zach. 你叫什么名字？
我是美国人，住在丹佛。你是哪国人？你住在中国的哪个地方？
我学习中文已经6个月了。 你学习英文多长时间了？ 你为什么学习英文?
我觉得学中文很有意思，还有我想去中国。