Sometimes sentences that tell about the same thing can be combined. Then, the writer does not have to repeat words. Instead, the writer can combine two sentences into one by using the word and.
In the example below, both sentences tell about what Jill read, so they can be combined.
Terrence likes popcorn. Peter likes popcorn.
Terrence and Peter like popcorn.
Because the subject(Terrence and Peter) is plural, the verb form has to change from likes to like.Terrence and Peter like popcorn.
In the example below, both sentences tell about what Jill read, so they can be combined.
Jill read a new book. Jill read a magazine.
Jill read a new book and a magazine.
Jill read a new book and a magazine.