2. Key word
1.browser
Reason:Because it is used many times.
2.operating systems
Reason:Because it is painted blue color.
3.tires
Reason:Because it is painted blue color.
6. Sentence
3.In this article, we´ll find out what makes
Firefox different, what it can do and what effect
an open-sourse browser might have on the
Internet landscape.
Reason:Because this sentence get all
sentences in shape.