Найдите ошибки в предложениях: i go often to the library in britain,people are celebrating bonfire night every year do you like listen to techno music? plays alex the guitar? there isn t some food in the fridge how many classrooms there are at your school

I often go to the library.
People celebrate bonfire night every year in britain.
Do you like listen techno music?
Does alex play the guitar?
There isn't food in the fridge
How many classroom in your school?