pls help me insert the articles into the paragraph below.

pls. urgent, my teacher is pouting in anger to me. She is

then I am

I am going to

Camera is piece of equipment used for taking photographs. Camera lets in light from image in front of it and directs light onto photographic film. Light has effect on chemicals which cover film and forms picture on it. When film is developed it is washed in chemicals which make picture permanent. It is then possible to print picture onto photographic paper.
pls.... pls,.. thanks... x 100
