Reading Explorer 5 unit 9B

STUDY
PLAY
Chapter
n. a period in history or a part of a book
Constraint
n. a limitation, something that holds someone back
correspond
v. to write someone, to match something
duration
n. the length of time something lasts
format
n. the organization and appearance of something
incorporate
v. to include, contain
integrate
v. to put different groups together
manual
adj. involving the use of hands or physical strength
supplement
v. to add something in order to improve it
unify
v. to make things become one
essential
adj. absolutely necessary
significance
n. importance, having meaning
distort
v. to misrepresent, to give a false meaning
permanent
adj. intended to exist or function for a long time
occur
v. to happen, to take place