Never
Sometimes
Often
while crossing
the street?
12%
45% 43%
Never
Sometimes
Often
while driving?
25%
45%
30%
Never
Sometimes
Often
to text while driving?
55%
30%
15%
How often do you use a smartphone . . .
Reader’s Poll
AFTER YOU READ
Look at the graph about cell phone use. Answer the questions.
1.
What percentage of people never use a cell phone when crossing the street?
2.
What percentage of people often send text messages while driving?
3.
Which activity do 30% of the people admit to doing often?
VOCABULARY STUDY
Prefixes
A
prefix
is a letter or a group of letters that you add to the beginning of a word
in order to make a new word. For example, if you add the prefix “un” to the word
happy
, you get the word
unhappy
.
Prefix Meaning
Example
un-
not, or the opposite of
unwell (not well), untie (to open something
that is tied)
re-
again
review (to study something again)
dis-
not
disadvantage (a bad feature of something)
Build Your Vocabulary
Read the Build Your Vocabulary note. Study the prefixes and their meanings.
Then add prefixes to the words below to make new words from the article.
The meaning of each new word will match the definition on the right.
1.
think: to think again about something
2.
agree: not agree
3.
fortunate: something that is not good
GROUPS OF 3
Do you think cities should pass laws to prevent accidents caused by
distracted walking? How can the government educate people about the problem?
WHAT DO YOU THINK?
ON THE WEB
For more information, go online and
search “distracted walking.” Look for
distracted walking news and report
back to the class.
UNIT 3
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