Grammar errors

Who would know among all the people that matter that you done that?

I have learn many things in my class today and now I can do my homework without any problems.

There is hardly anything wrong with your answers but you must listen more careful.

Come and sit besides me because it's ages since we've met and had a good long chat.

Now do you remember the word 'customer'? What does this word really mean? When in fact you know what the words mean, then how would you actually explain it?

The new teacher just couldn't keep control of the children and they simply wouldn't become quiet.

Sometimes when you see the news on television, you get a living report from a journalist at the scene of an incident.

Waiter, I wonder if you could get me the addition as soon as possible because we have to catch the last train home.

No, there's no railway station near us and so you either have to take your car or alternatively go with the bus.

We walked for miles and miles that day in fact we even managed to get till the river before it got dark.