Vocabulary in Context

One the lines, write the words and expressions from the reading selection that fit these definitions.

Paragraph 1

1		to improve or increase
2		relating to thinking
3		the cells and tissues of the body that protect it from disease and infection
4		complicated
5		high

Paragraph 2

6		with the eyes covered so the person can't see
7		reorganized
8		a way of printing that uses raised dots so that blind people can read with their hands
9		a long stick
10		an idea that is based on facts but not yet proved