How can I sew a straight line?
How can I sew a straight line?
user
I’m not sure what you mean by this.  Can you tell me a little more?
assistant
I want to sew curtains, but I am afraid I will sew it crooked.
user
Okay, so it sounds like you are trying to sew a straight line with a sewing machine.  What I can do to help is give you some tips on how to use your sewing machine:
assistant
Thanks for this!  I hope I can sew in a straight line after this!
user