Question

1.She's good friend
=>she's
2.what is the width of your room?
=>how
3.the film is do boring that we leave the cinema soon
=>it's
4.our teacher don't allow us to talk in class
=>our teacher don't let 
5.my friends visited Ho Chi Minh city 2 months ago
=>My friend paid

Answer 1

She's a good friend of mine

How wide is your room?

It's such a boring film that we leave the cinema soon

Our teacher don't let us talk in class

My friends paid a visit to Ho Chi Minh city 2 months ago