Walking with friend
How do I say:

-"Your sentence needs to have the word 'because'".
-"You need to talk to your friend first."
-"You are already walking with your friend."
-"You are already walking with your friend."
-"Yes, I will go to work."
-"No, I won't go to work."
-"Maybe I will go to work."

A: Have you travelled by train in China?
B: No, I haven't. / Yes, I have.

Question

Walking with friend
How do I say:

-"Your sentence needs to have the word 'because'".
-"You need to talk to your friend first."
-"You are already walking with your friend."
-"You are already walking with your friend."
-"Yes, I will go to work."
-"No, I won't go to work."
-"Maybe I will go to work."

A: Have you travelled by train in China?
B: No, I haven't. / Yes, I have.

Answer

---你的句子要有“因为”这个词。
---你需要先和你的朋友说一下。
---你已经在外面和你的朋友一起走了。
---是的，我要去工作了。
---不，我不去工作。
---我可能要去工作了。

A：你在中国坐火车旅行过吗？
B:不，我没坐过。/是的，我坐过。